Finding the Fourth Proportional to 5,042.55, 7,507.23 and 5,018.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,042.55 : 7,507.23 = 5,018.25 : x
2. Step 2: Convert to fraction form
   5,042.55/7,507.23 = 5,018.25/x
3. Step 3: Cross multiply
   5,042.55x = 7,507.23 × 5,018.25
4. Step 4: Simplify right side
   5,042.55x = 37,673,156.95
5. Step 5: Solve for x
   x = 37,673,156.95/5,042.55
6. Step 6: Final answer
   x = 7,471.05