Finding the Fourth Proportional to 10,415.86, 14,373.60 and 5,700.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,415.86 : 14,373.60 = 5,700.04 : x
2. Step 2: Convert to fraction form
   10,415.86/14,373.60 = 5,700.04/x
3. Step 3: Cross multiply
   10,415.86x = 14,373.60 × 5,700.04
4. Step 4: Simplify right side
   10,415.86x = 81,930,094.94
5. Step 5: Solve for x
   x = 81,930,094.94/10,415.86
6. Step 6: Final answer
   x = 7,865.90