Finding the Fourth Proportional to 2,695.78, 4,043.90 and 747.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,695.78 : 4,043.90 = 747.98 : x
2. Step 2: Convert to fraction form
   2,695.78/4,043.90 = 747.98/x
3. Step 3: Cross multiply
   2,695.78x = 4,043.90 × 747.98
4. Step 4: Simplify right side
   2,695.78x = 3,024,773.78
5. Step 5: Solve for x
   x = 3,024,773.78/2,695.78
6. Step 6: Final answer
   x = 1,122.04