Finding the Fourth Proportional to 9,715.47, 13,414.88 and 7,587.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,715.47 : 13,414.88 = 7,587.30 : x
2. Step 2: Convert to fraction form
   9,715.47/13,414.88 = 7,587.30/x
3. Step 3: Cross multiply
   9,715.47x = 13,414.88 × 7,587.30
4. Step 4: Simplify right side
   9,715.47x = 101,782,681.09
5. Step 5: Solve for x
   x = 101,782,681.09/9,715.47
6. Step 6: Final answer
   x = 10,476.35