Finding the Fourth Proportional to 414,988,753,978.14, 622,496,910,574.89 and 142,710,331,831.26

Step by Step Solution

1. Step 1: Write the proportion equation
   414,988,753,978.14 : 622,496,910,574.89 = 142,710,331,831.26 : x
2. Step 2: Convert to fraction form
   414,988,753,978.14/622,496,910,574.89 = 142,710,331,831.26/x
3. Step 3: Cross multiply
   414,988,753,978.14x = 622,496,910,574.89 × 142,710,331,831.26
4. Step 4: Simplify right side
   414,988,753,978.14x = 88,836,740,672,076,745,015,296
5. Step 5: Solve for x
   x = 88,836,740,672,076,745,015,296/414,988,753,978.14
6. Step 6: Final answer
   x = 214,070,236,411.17