Finding the Fourth Proportional to 10,415.81, 14,373.83 and 5,700.11

Step by Step Solution

1. Step 1: Write the proportion equation
   10,415.81 : 14,373.83 = 5,700.11 : x
2. Step 2: Convert to fraction form
   10,415.81/14,373.83 = 5,700.11/x
3. Step 3: Cross multiply
   10,415.81x = 14,373.83 × 5,700.11
4. Step 4: Simplify right side
   10,415.81x = 81,932,354.50
5. Step 5: Solve for x
   x = 81,932,354.50/10,415.81
6. Step 6: Final answer
   x = 7,866.15