Finding the Fourth Proportional to 17,485,587.50, 24,134,436.05 and 11,913,055.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,485,587.50 : 24,134,436.05 = 11,913,055.61 : x
2. Step 2: Convert to fraction form
   17,485,587.50/24,134,436.05 = 11,913,055.61/x
3. Step 3: Cross multiply
   17,485,587.50x = 24,134,436.05 × 11,913,055.61
4. Step 4: Simplify right side
   17,485,587.50x = 287,514,878,599,401.31
5. Step 5: Solve for x
   x = 287,514,878,599,401.31/17,485,587.50
6. Step 6: Final answer
   x = 16,442,963.59