Finding the Fourth Proportional to 10,276.72, 14,181.88 and 5,560.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,276.72 : 14,181.88 = 5,560.99 : x
2. Step 2: Convert to fraction form
   10,276.72/14,181.88 = 5,560.99/x
3. Step 3: Cross multiply
   10,276.72x = 14,181.88 × 5,560.99
4. Step 4: Simplify right side
   10,276.72x = 78,865,292.86
5. Step 5: Solve for x
   x = 78,865,292.86/10,276.72
6. Step 6: Final answer
   x = 7,674.17