Finding the Fourth Proportional to 7,586.96, 10,510.56 and 7,405.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,586.96 : 10,510.56 = 7,405.52 : x
2. Step 2: Convert to fraction form
   7,586.96/10,510.56 = 7,405.52/x
3. Step 3: Cross multiply
   7,586.96x = 10,510.56 × 7,405.52
4. Step 4: Simplify right side
   7,586.96x = 77,836,162.29
5. Step 5: Solve for x
   x = 77,836,162.29/7,586.96
6. Step 6: Final answer
   x = 10,259.20