Finding the Fourth Proportional to 22,987,729.10, 31,697,293.94 and 18,788,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,987,729.10 : 31,697,293.94 = 18,788,382.50 : x
2. Step 2: Convert to fraction form
   22,987,729.10/31,697,293.94 = 18,788,382.50/x
3. Step 3: Cross multiply
   22,987,729.10x = 31,697,293.94 × 18,788,382.50
4. Step 4: Simplify right side
   22,987,729.10x = 595,540,882,507,223.62
5. Step 5: Solve for x
   x = 595,540,882,507,223.62/22,987,729.10
6. Step 6: Final answer
   x = 25,906,903.63