Finding the Fourth Proportional to 2,792.48, 4,188.64 and 1,061.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,792.48 : 4,188.64 = 1,061.04 : x
2. Step 2: Convert to fraction form
   2,792.48/4,188.64 = 1,061.04/x
3. Step 3: Cross multiply
   2,792.48x = 4,188.64 × 1,061.04
4. Step 4: Simplify right side
   2,792.48x = 4,444,314.59
5. Step 5: Solve for x
   x = 4,444,314.59/2,792.48
6. Step 6: Final answer
   x = 1,591.53