Finding the Fourth Proportional to 10,086.88, 15,113.04 and 5,473.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,086.88 : 15,113.04 = 5,473.12 : x
2. Step 2: Convert to fraction form
   10,086.88/15,113.04 = 5,473.12/x
3. Step 3: Cross multiply
   10,086.88x = 15,113.04 × 5,473.12
4. Step 4: Simplify right side
   10,086.88x = 82,715,481.48
5. Step 5: Solve for x
   x = 82,715,481.48/10,086.88
6. Step 6: Final answer
   x = 8,200.30