Finding the Fourth Proportional to 99,524,525,434.88, 149,270,443,831.98 and 42,849,130,168.62

Step by Step Solution

1. Step 1: Write the proportion equation
   99,524,525,434.88 : 149,270,443,831.98 = 42,849,130,168.62 : x
2. Step 2: Convert to fraction form
   99,524,525,434.88/149,270,443,831.98 = 42,849,130,168.62/x
3. Step 3: Cross multiply
   99,524,525,434.88x = 149,270,443,831.98 × 42,849,130,168.62
4. Step 4: Simplify right side
   99,524,525,434.88x = 6,396,108,678,084,191,846,400
5. Step 5: Solve for x
   x = 6,396,108,678,084,191,846,400/99,524,525,434.88
6. Step 6: Final answer
   x = 64,266,658,395.37