Finding the Fourth Proportional to 8,298.64, 12,452.51 and 3,915.98

Step by Step Solution

1. Step 1: Write the proportion equation
   8,298.64 : 12,452.51 = 3,915.98 : x
2. Step 2: Convert to fraction form
   8,298.64/12,452.51 = 3,915.98/x
3. Step 3: Cross multiply
   8,298.64x = 12,452.51 × 3,915.98
4. Step 4: Simplify right side
   8,298.64x = 48,763,763.32
5. Step 5: Solve for x
   x = 48,763,763.32/8,298.64
6. Step 6: Final answer
   x = 5,876.12