Finding the Fourth Proportional to 1,373.78, 1,895.82 and 752.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.78 : 1,895.82 = 752.78 : x
2. Step 2: Convert to fraction form
   1,373.78/1,895.82 = 752.78/x
3. Step 3: Cross multiply
   1,373.78x = 1,895.82 × 752.78
4. Step 4: Simplify right side
   1,373.78x = 1,427,135.38
5. Step 5: Solve for x
   x = 1,427,135.38/1,373.78
6. Step 6: Final answer
   x = 1,038.84