Finding the Fourth Proportional to 22,958,807.72, 31,683,153.53 and 12,645,531.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,958,807.72 : 31,683,153.53 = 12,645,531.32 : x
2. Step 2: Convert to fraction form
   22,958,807.72/31,683,153.53 = 12,645,531.32/x
3. Step 3: Cross multiply
   22,958,807.72x = 31,683,153.53 × 12,645,531.32
4. Step 4: Simplify right side
   22,958,807.72x = 400,650,310,058,340.12
5. Step 5: Solve for x
   x = 400,650,310,058,340.12/22,958,807.72
6. Step 6: Final answer
   x = 17,450,832.60