Finding the Fourth Proportional to 1,363.43, 1,881.47 and 773.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,363.43 : 1,881.47 = 773.94 : x
2. Step 2: Convert to fraction form
   1,363.43/1,881.47 = 773.94/x
3. Step 3: Cross multiply
   1,363.43x = 1,881.47 × 773.94
4. Step 4: Simplify right side
   1,363.43x = 1,456,141.02
5. Step 5: Solve for x
   x = 1,456,141.02/1,363.43
6. Step 6: Final answer
   x = 1,068.00