Finding the Fourth Proportional to 5,168.52, 7,132.50 and 2,810.70

Step by Step Solution

1. Step 1: Write the proportion equation
   5,168.52 : 7,132.50 = 2,810.70 : x
2. Step 2: Convert to fraction form
   5,168.52/7,132.50 = 2,810.70/x
3. Step 3: Cross multiply
   5,168.52x = 7,132.50 × 2,810.70
4. Step 4: Simplify right side
   5,168.52x = 20,047,317.75
5. Step 5: Solve for x
   x = 20,047,317.75/5,168.52
6. Step 6: Final answer
   x = 3,878.73