Finding the Fourth Proportional to 10,555.18, 14,565.69 and 5,839.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,555.18 : 14,565.69 = 5,839.15 : x
2. Step 2: Convert to fraction form
   10,555.18/14,565.69 = 5,839.15/x
3. Step 3: Cross multiply
   10,555.18x = 14,565.69 × 5,839.15
4. Step 4: Simplify right side
   10,555.18x = 85,051,175.94
5. Step 5: Solve for x
   x = 85,051,175.94/10,555.18
6. Step 6: Final answer
   x = 8,057.77