Finding the Fourth Proportional to 10,080.68, 13,913.54 and 5,605.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,080.68 : 13,913.54 = 5,605.96 : x
2. Step 2: Convert to fraction form
   10,080.68/13,913.54 = 5,605.96/x
3. Step 3: Cross multiply
   10,080.68x = 13,913.54 × 5,605.96
4. Step 4: Simplify right side
   10,080.68x = 77,998,748.70
5. Step 5: Solve for x
   x = 77,998,748.70/10,080.68
6. Step 6: Final answer
   x = 7,737.45