Finding the Fourth Proportional to 12,173.88, 16,793.28 and 7,449.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,173.88 : 16,793.28 = 7,449.96 : x
2. Step 2: Convert to fraction form
   12,173.88/16,793.28 = 7,449.96/x
3. Step 3: Cross multiply
   12,173.88x = 16,793.28 × 7,449.96
4. Step 4: Simplify right side
   12,173.88x = 125,109,264.27
5. Step 5: Solve for x
   x = 125,109,264.27/12,173.88
6. Step 6: Final answer
   x = 10,276.86