Finding the Fourth Proportional to 8,792.65, 13,184.72 and 3,248.60

Step by Step Solution

1. Step 1: Write the proportion equation
   8,792.65 : 13,184.72 = 3,248.60 : x
2. Step 2: Convert to fraction form
   8,792.65/13,184.72 = 3,248.60/x
3. Step 3: Cross multiply
   8,792.65x = 13,184.72 × 3,248.60
4. Step 4: Simplify right side
   8,792.65x = 42,831,865.15
5. Step 5: Solve for x
   x = 42,831,865.15/8,792.65
6. Step 6: Final answer
   x = 4,871.33