Finding the Fourth Proportional to 6,144.64, 8,479.61 and 3,492.05

Step by Step Solution

1. Step 1: Write the proportion equation
   6,144.64 : 8,479.61 = 3,492.05 : x
2. Step 2: Convert to fraction form
   6,144.64/8,479.61 = 3,492.05/x
3. Step 3: Cross multiply
   6,144.64x = 8,479.61 × 3,492.05
4. Step 4: Simplify right side
   6,144.64x = 29,611,222.10
5. Step 5: Solve for x
   x = 29,611,222.10/6,144.64
6. Step 6: Final answer
   x = 4,819.03