Finding the Fourth Proportional to 4,948.30, 7,429.20 and 3,204.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,948.30 : 7,429.20 = 3,204.10 : x
2. Step 2: Convert to fraction form
   4,948.30/7,429.20 = 3,204.10/x
3. Step 3: Cross multiply
   4,948.30x = 7,429.20 × 3,204.10
4. Step 4: Simplify right side
   4,948.30x = 23,803,899.72
5. Step 5: Solve for x
   x = 23,803,899.72/4,948.30
6. Step 6: Final answer
   x = 4,810.52