Finding the Fourth Proportional to 10,309.80, 14,227.54 and 5,594.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,309.80 : 14,227.54 = 5,594.08 : x
2. Step 2: Convert to fraction form
   10,309.80/14,227.54 = 5,594.08/x
3. Step 3: Cross multiply
   10,309.80x = 14,227.54 × 5,594.08
4. Step 4: Simplify right side
   10,309.80x = 79,589,996.96
5. Step 5: Solve for x
   x = 79,589,996.96/10,309.80
6. Step 6: Final answer
   x = 7,719.84