Finding the Fourth Proportional to 22,658,901.50, 33,988,321.31 and 10,521,728.03

Step by Step Solution

1. Step 1: Write the proportion equation
   22,658,901.50 : 33,988,321.31 = 10,521,728.03 : x
2. Step 2: Convert to fraction form
   22,658,901.50/33,988,321.31 = 10,521,728.03/x
3. Step 3: Cross multiply
   22,658,901.50x = 33,988,321.31 × 10,521,728.03
4. Step 4: Simplify right side
   22,658,901.50x = 357,615,872,797,523.06
5. Step 5: Solve for x
   x = 357,615,872,797,523.06/22,658,901.50
6. Step 6: Final answer
   x = 15,782,577.67