Finding the Fourth Proportional to 1,963.31, 2,945.58 and 730.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,963.31 : 2,945.58 = 730.82 : x
2. Step 2: Convert to fraction form
   1,963.31/2,945.58 = 730.82/x
3. Step 3: Cross multiply
   1,963.31x = 2,945.58 × 730.82
4. Step 4: Simplify right side
   1,963.31x = 2,152,688.78
5. Step 5: Solve for x
   x = 2,152,688.78/1,963.31
6. Step 6: Final answer
   x = 1,096.46