Finding the Fourth Proportional to 2,945.07, 4,417.28 and 753.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,945.07 : 4,417.28 = 753.82 : x
2. Step 2: Convert to fraction form
   2,945.07/4,417.28 = 753.82/x
3. Step 3: Cross multiply
   2,945.07x = 4,417.28 × 753.82
4. Step 4: Simplify right side
   2,945.07x = 3,329,835.89
5. Step 5: Solve for x
   x = 3,329,835.89/2,945.07
6. Step 6: Final answer
   x = 1,130.65