Finding the Fourth Proportional to 8,875.47, 12,248.79 and 5,099.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,875.47 : 12,248.79 = 5,099.25 : x
2. Step 2: Convert to fraction form
   8,875.47/12,248.79 = 5,099.25/x
3. Step 3: Cross multiply
   8,875.47x = 12,248.79 × 5,099.25
4. Step 4: Simplify right side
   8,875.47x = 62,459,642.41
5. Step 5: Solve for x
   x = 62,459,642.41/8,875.47
6. Step 6: Final answer
   x = 7,037.33