Finding the Fourth Proportional to 1,337.38, 1,845.24 and 777.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.38 : 1,845.24 = 777.82 : x
2. Step 2: Convert to fraction form
   1,337.38/1,845.24 = 777.82/x
3. Step 3: Cross multiply
   1,337.38x = 1,845.24 × 777.82
4. Step 4: Simplify right side
   1,337.38x = 1,435,264.58
5. Step 5: Solve for x
   x = 1,435,264.58/1,337.38
6. Step 6: Final answer
   x = 1,073.19