Finding the Fourth Proportional to 9,010.56, 13,496.34 and 5,715.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,010.56 : 13,496.34 = 5,715.48 : x
2. Step 2: Convert to fraction form
   9,010.56/13,496.34 = 5,715.48/x
3. Step 3: Cross multiply
   9,010.56x = 13,496.34 × 5,715.48
4. Step 4: Simplify right side
   9,010.56x = 77,138,061.34
5. Step 5: Solve for x
   x = 77,138,061.34/9,010.56
6. Step 6: Final answer
   x = 8,560.85