Finding the Fourth Proportional to 1,792.31, 2,688.45 and 1,061.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,792.31 : 2,688.45 = 1,061.49 : x
2. Step 2: Convert to fraction form
   1,792.31/2,688.45 = 1,061.49/x
3. Step 3: Cross multiply
   1,792.31x = 2,688.45 × 1,061.49
4. Step 4: Simplify right side
   1,792.31x = 2,853,762.79
5. Step 5: Solve for x
   x = 2,853,762.79/1,792.31
6. Step 6: Final answer
   x = 1,592.23