Finding the Fourth Proportional to 17,157.54, 25,740.50 and 5,470.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,157.54 : 25,740.50 = 5,470.76 : x
2. Step 2: Convert to fraction form
   17,157.54/25,740.50 = 5,470.76/x
3. Step 3: Cross multiply
   17,157.54x = 25,740.50 × 5,470.76
4. Step 4: Simplify right side
   17,157.54x = 140,820,097.78
5. Step 5: Solve for x
   x = 140,820,097.78/17,157.54
6. Step 6: Final answer
   x = 8,207.48