Finding the Fourth Proportional to 10,041.55, 13,857.15 and 5,565.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,041.55 : 13,857.15 = 5,565.30 : x
2. Step 2: Convert to fraction form
   10,041.55/13,857.15 = 5,565.30/x
3. Step 3: Cross multiply
   10,041.55x = 13,857.15 × 5,565.30
4. Step 4: Simplify right side
   10,041.55x = 77,119,196.90
5. Step 5: Solve for x
   x = 77,119,196.90/10,041.55
6. Step 6: Final answer
   x = 7,680.01