Finding the Fourth Proportional to 11,200.08, 15,447.72 and 10,703.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,200.08 : 15,447.72 = 10,703.76 : x
2. Step 2: Convert to fraction form
   11,200.08/15,447.72 = 10,703.76/x
3. Step 3: Cross multiply
   11,200.08x = 15,447.72 × 10,703.76
4. Step 4: Simplify right side
   11,200.08x = 165,348,687.43
5. Step 5: Solve for x
   x = 165,348,687.43/11,200.08
6. Step 6: Final answer
   x = 14,763.17