Finding the Fourth Proportional to 16,820.50, 25,230.27 and 5,132.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,820.50 : 25,230.27 = 5,132.02 : x
2. Step 2: Convert to fraction form
   16,820.50/25,230.27 = 5,132.02/x
3. Step 3: Cross multiply
   16,820.50x = 25,230.27 × 5,132.02
4. Step 4: Simplify right side
   16,820.50x = 129,482,250.25
5. Step 5: Solve for x
   x = 129,482,250.25/16,820.50
6. Step 6: Final answer
   x = 7,697.88