Finding the Fourth Proportional to 10,088.42, 15,120.72 and 4,535.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,088.42 : 15,120.72 = 4,535.24 : x
2. Step 2: Convert to fraction form
   10,088.42/15,120.72 = 4,535.24/x
3. Step 3: Cross multiply
   10,088.42x = 15,120.72 × 4,535.24
4. Step 4: Simplify right side
   10,088.42x = 68,576,018.57
5. Step 5: Solve for x
   x = 68,576,018.57/10,088.42
6. Step 6: Final answer
   x = 6,797.50