Finding the Fourth Proportional to 10,296.18, 14,208.75 and 5,580.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,296.18 : 14,208.75 = 5,580.43 : x
2. Step 2: Convert to fraction form
   10,296.18/14,208.75 = 5,580.43/x
3. Step 3: Cross multiply
   10,296.18x = 14,208.75 × 5,580.43
4. Step 4: Simplify right side
   10,296.18x = 79,290,899.24
5. Step 5: Solve for x
   x = 79,290,899.24/10,296.18
6. Step 6: Final answer
   x = 7,701.00