Finding the Fourth Proportional to 1,363.92, 2,043.86 and 704.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.92 : 2,043.86 = 704.31 : x
2. Step 2: Convert to fraction form
   1,363.92/2,043.86 = 704.31/x
3. Step 3: Cross multiply
   1,363.92x = 2,043.86 × 704.31
4. Step 4: Simplify right side
   1,363.92x = 1,439,507.52
5. Step 5: Solve for x
   x = 1,439,507.52/1,363.92
6. Step 6: Final answer
   x = 1,055.42