Finding the Fourth Proportional to 22,465,413.64, 31,002,077.46 and 12,675,930.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,465,413.64 : 31,002,077.46 = 12,675,930.76 : x
2. Step 2: Convert to fraction form
   22,465,413.64/31,002,077.46 = 12,675,930.76/x
3. Step 3: Cross multiply
   22,465,413.64x = 31,002,077.46 × 12,675,930.76
4. Step 4: Simplify right side
   22,465,413.64x = 392,980,187,299,116.69
5. Step 5: Solve for x
   x = 392,980,187,299,116.69/22,465,413.64
6. Step 6: Final answer
   x = 17,492,675.35