Finding the Fourth Proportional to 10,416.72, 14,374.92 and 5,700.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,416.72 : 14,374.92 = 5,700.88 : x
2. Step 2: Convert to fraction form
   10,416.72/14,374.92 = 5,700.88/x
3. Step 3: Cross multiply
   10,416.72x = 14,374.92 × 5,700.88
4. Step 4: Simplify right side
   10,416.72x = 81,949,693.93
5. Step 5: Solve for x
   x = 81,949,693.93/10,416.72
6. Step 6: Final answer
   x = 7,867.13