Finding the Fourth Proportional to 9,535.41, 13,145.25 and 7,854.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,535.41 : 13,145.25 = 7,854.15 : x
2. Step 2: Convert to fraction form
   9,535.41/13,145.25 = 7,854.15/x
3. Step 3: Cross multiply
   9,535.41x = 13,145.25 × 7,854.15
4. Step 4: Simplify right side
   9,535.41x = 103,244,765.29
5. Step 5: Solve for x
   x = 103,244,765.29/9,535.41
6. Step 6: Final answer
   x = 10,827.51