Finding the Fourth Proportional to 5,100.57, 7,649.94 and 3,246.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,100.57 : 7,649.94 = 3,246.18 : x
2. Step 2: Convert to fraction form
   5,100.57/7,649.94 = 3,246.18/x
3. Step 3: Cross multiply
   5,100.57x = 7,649.94 × 3,246.18
4. Step 4: Simplify right side
   5,100.57x = 24,833,082.23
5. Step 5: Solve for x
   x = 24,833,082.23/5,100.57
6. Step 6: Final answer
   x = 4,868.69