Finding the Fourth Proportional to 6,146.34, 8,480.88 and 3,492.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,146.34 : 8,480.88 = 3,492.78 : x
2. Step 2: Convert to fraction form
   6,146.34/8,480.88 = 3,492.78/x
3. Step 3: Cross multiply
   6,146.34x = 8,480.88 × 3,492.78
4. Step 4: Simplify right side
   6,146.34x = 29,621,848.05
5. Step 5: Solve for x
   x = 29,621,848.05/6,146.34
6. Step 6: Final answer
   x = 4,819.43