Finding the Fourth Proportional to 2,952.82, 4,429.17 and 761.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,952.82 : 4,429.17 = 761.53 : x
2. Step 2: Convert to fraction form
   2,952.82/4,429.17 = 761.53/x
3. Step 3: Cross multiply
   2,952.82x = 4,429.17 × 761.53
4. Step 4: Simplify right side
   2,952.82x = 3,372,945.83
5. Step 5: Solve for x
   x = 3,372,945.83/2,952.82
6. Step 6: Final answer
   x = 1,142.28