Finding the Fourth Proportional to 22,699,387, 31,325,910.18 and 12,386,675.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,699,387 : 31,325,910.18 = 12,386,675.96 : x
2. Step 2: Convert to fraction form
   22,699,387/31,325,910.18 = 12,386,675.96/x
3. Step 3: Cross multiply
   22,699,387x = 31,325,910.18 × 12,386,675.96
4. Step 4: Simplify right side
   22,699,387x = 388,023,898,551,725.31
5. Step 5: Solve for x
   x = 388,023,898,551,725.31/22,699,387
6. Step 6: Final answer
   x = 17,094,025.43