Finding the Fourth Proportional to 5,002.42, 7,503.76 and 1,715.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,002.42 : 7,503.76 = 1,715.50 : x
2. Step 2: Convert to fraction form
   5,002.42/7,503.76 = 1,715.50/x
3. Step 3: Cross multiply
   5,002.42x = 7,503.76 × 1,715.50
4. Step 4: Simplify right side
   5,002.42x = 12,872,700.28
5. Step 5: Solve for x
   x = 12,872,700.28/5,002.42
6. Step 6: Final answer
   x = 2,573.29