Finding the Fourth Proportional to 7,500.32, 10,349.60 and 4,142.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,500.32 : 10,349.60 = 4,142.96 : x
2. Step 2: Convert to fraction form
   7,500.32/10,349.60 = 4,142.96/x
3. Step 3: Cross multiply
   7,500.32x = 10,349.60 × 4,142.96
4. Step 4: Simplify right side
   7,500.32x = 42,877,978.82
5. Step 5: Solve for x
   x = 42,877,978.82/7,500.32
6. Step 6: Final answer
   x = 5,716.82