Finding the Fourth Proportional to 11,248.72, 16,867.42 and 3,749.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,248.72 : 16,867.42 = 3,749.63 : x
2. Step 2: Convert to fraction form
   11,248.72/16,867.42 = 3,749.63/x
3. Step 3: Cross multiply
   11,248.72x = 16,867.42 × 3,749.63
4. Step 4: Simplify right side
   11,248.72x = 63,246,490.34
5. Step 5: Solve for x
   x = 63,246,490.34/11,248.72
6. Step 6: Final answer
   x = 5,622.55