Finding the Fourth Proportional to 17,776.32, 24,540.72 and 11,492.28

Step by Step Solution

1. Step 1: Write the proportion equation
   17,776.32 : 24,540.72 = 11,492.28 : x
2. Step 2: Convert to fraction form
   17,776.32/24,540.72 = 11,492.28/x
3. Step 3: Cross multiply
   17,776.32x = 24,540.72 × 11,492.28
4. Step 4: Simplify right side
   17,776.32x = 282,028,825.64
5. Step 5: Solve for x
   x = 282,028,825.64/17,776.32
6. Step 6: Final answer
   x = 15,865.42