Finding the Fourth Proportional to 2,948.15, 4,422.27 and 756.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,948.15 : 4,422.27 = 756.89 : x
2. Step 2: Convert to fraction form
   2,948.15/4,422.27 = 756.89/x
3. Step 3: Cross multiply
   2,948.15x = 4,422.27 × 756.89
4. Step 4: Simplify right side
   2,948.15x = 3,347,192.00
5. Step 5: Solve for x
   x = 3,347,192.00/2,948.15
6. Step 6: Final answer
   x = 1,135.35