Finding the Fourth Proportional to 8,868.47, 12,238.40 and 5,092.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,868.47 : 12,238.40 = 5,092.25 : x
2. Step 2: Convert to fraction form
   8,868.47/12,238.40 = 5,092.25/x
3. Step 3: Cross multiply
   8,868.47x = 12,238.40 × 5,092.25
4. Step 4: Simplify right side
   8,868.47x = 62,320,943.94
5. Step 5: Solve for x
   x = 62,320,943.94/8,868.47
6. Step 6: Final answer
   x = 7,027.25