Finding the Fourth Proportional to 10,116.82, 13,961.39 and 5,580.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,116.82 : 13,961.39 = 5,580.02 : x
2. Step 2: Convert to fraction form
   10,116.82/13,961.39 = 5,580.02/x
3. Step 3: Cross multiply
   10,116.82x = 13,961.39 × 5,580.02
4. Step 4: Simplify right side
   10,116.82x = 77,904,872.85
5. Step 5: Solve for x
   x = 77,904,872.85/10,116.82
6. Step 6: Final answer
   x = 7,700.53