Finding the Fourth Proportional to 10,309.60, 14,226.82 and 5,593.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,309.60 : 14,226.82 = 5,593.78 : x
2. Step 2: Convert to fraction form
   10,309.60/14,226.82 = 5,593.78/x
3. Step 3: Cross multiply
   10,309.60x = 14,226.82 × 5,593.78
4. Step 4: Simplify right side
   10,309.60x = 79,581,701.18
5. Step 5: Solve for x
   x = 79,581,701.18/10,309.60
6. Step 6: Final answer
   x = 7,719.18