Finding the Fourth Proportional to 9,854.31, 14,785.53 and 5,466.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,854.31 : 14,785.53 = 5,466.54 : x
2. Step 2: Convert to fraction form
   9,854.31/14,785.53 = 5,466.54/x
3. Step 3: Cross multiply
   9,854.31x = 14,785.53 × 5,466.54
4. Step 4: Simplify right side
   9,854.31x = 80,825,691.17
5. Step 5: Solve for x
   x = 80,825,691.17/9,854.31
6. Step 6: Final answer
   x = 8,202.07