Finding the Fourth Proportional to 10,039.20, 13,854.24 and 5,562.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,039.20 : 13,854.24 = 5,562.96 : x
2. Step 2: Convert to fraction form
   10,039.20/13,854.24 = 5,562.96/x
3. Step 3: Cross multiply
   10,039.20x = 13,854.24 × 5,562.96
4. Step 4: Simplify right side
   10,039.20x = 77,070,582.95
5. Step 5: Solve for x
   x = 77,070,582.95/10,039.20
6. Step 6: Final answer
   x = 7,676.96