Finding the Fourth Proportional to 4,948.10, 7,411.35 and 4,300.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,948.10 : 7,411.35 = 4,300.10 : x
2. Step 2: Convert to fraction form
   4,948.10/7,411.35 = 4,300.10/x
3. Step 3: Cross multiply
   4,948.10x = 7,411.35 × 4,300.10
4. Step 4: Simplify right side
   4,948.10x = 31,869,546.14
5. Step 5: Solve for x
   x = 31,869,546.14/4,948.10
6. Step 6: Final answer
   x = 6,440.76