Finding the Fourth Proportional to 9,854.29, 14,781.30 and 2,458.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,854.29 : 14,781.30 = 2,458.72 : x
2. Step 2: Convert to fraction form
   9,854.29/14,781.30 = 2,458.72/x
3. Step 3: Cross multiply
   9,854.29x = 14,781.30 × 2,458.72
4. Step 4: Simplify right side
   9,854.29x = 36,343,077.94
5. Step 5: Solve for x
   x = 36,343,077.94/9,854.29
6. Step 6: Final answer
   x = 3,688.05