Finding the Fourth Proportional to 7,500.32, 11,257.32 and 3,805.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,500.32 : 11,257.32 = 3,805.10 : x
2. Step 2: Convert to fraction form
   7,500.32/11,257.32 = 3,805.10/x
3. Step 3: Cross multiply
   7,500.32x = 11,257.32 × 3,805.10
4. Step 4: Simplify right side
   7,500.32x = 42,835,172.05
5. Step 5: Solve for x
   x = 42,835,172.05/7,500.32
6. Step 6: Final answer
   x = 5,711.12