Finding the Fourth Proportional to 15,111.24, 22,667.08 and 5,250.72

Step by Step Solution

1. Step 1: Write the proportion equation
   15,111.24 : 22,667.08 = 5,250.72 : x
2. Step 2: Convert to fraction form
   15,111.24/22,667.08 = 5,250.72/x
3. Step 3: Cross multiply
   15,111.24x = 22,667.08 × 5,250.72
4. Step 4: Simplify right side
   15,111.24x = 119,018,490.30
5. Step 5: Solve for x
   x = 119,018,490.30/15,111.24
6. Step 6: Final answer
   x = 7,876.16