Finding the Fourth Proportional to 5,167.20, 7,742.52 and 5,030.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,167.20 : 7,742.52 = 5,030.52 : x
2. Step 2: Convert to fraction form
   5,167.20/7,742.52 = 5,030.52/x
3. Step 3: Cross multiply
   5,167.20x = 7,742.52 × 5,030.52
4. Step 4: Simplify right side
   5,167.20x = 38,948,901.71
5. Step 5: Solve for x
   x = 38,948,901.71/5,167.20
6. Step 6: Final answer
   x = 7,537.72