Finding the Fourth Proportional to 9,510.24, 13,123.98 and 5,261.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,510.24 : 13,123.98 = 5,261.16 : x
2. Step 2: Convert to fraction form
   9,510.24/13,123.98 = 5,261.16/x
3. Step 3: Cross multiply
   9,510.24x = 13,123.98 × 5,261.16
4. Step 4: Simplify right side
   9,510.24x = 69,047,358.62
5. Step 5: Solve for x
   x = 69,047,358.62/9,510.24
6. Step 6: Final answer
   x = 7,260.32