Finding the Fourth Proportional to 7,541.76, 10,402.32 and 5,189.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,541.76 : 10,402.32 = 5,189.52 : x
2. Step 2: Convert to fraction form
   7,541.76/10,402.32 = 5,189.52/x
3. Step 3: Cross multiply
   7,541.76x = 10,402.32 × 5,189.52
4. Step 4: Simplify right side
   7,541.76x = 53,983,047.69
5. Step 5: Solve for x
   x = 53,983,047.69/7,541.76
6. Step 6: Final answer
   x = 7,157.88