Finding the Fourth Proportional to 10,361.52, 15,532.56 and 5,166.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,361.52 : 15,532.56 = 5,166.18 : x
2. Step 2: Convert to fraction form
   10,361.52/15,532.56 = 5,166.18/x
3. Step 3: Cross multiply
   10,361.52x = 15,532.56 × 5,166.18
4. Step 4: Simplify right side
   10,361.52x = 80,244,000.82
5. Step 5: Solve for x
   x = 80,244,000.82/10,361.52
6. Step 6: Final answer
   x = 7,744.42