Finding the Fourth Proportional to 7,525.38, 10,385.31 and 4,168.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,525.38 : 10,385.31 = 4,168.12 : x
2. Step 2: Convert to fraction form
   7,525.38/10,385.31 = 4,168.12/x
3. Step 3: Cross multiply
   7,525.38x = 10,385.31 × 4,168.12
4. Step 4: Simplify right side
   7,525.38x = 43,287,270.31
5. Step 5: Solve for x
   x = 43,287,270.31/7,525.38
6. Step 6: Final answer
   x = 5,752.17