Finding the Fourth Proportional to 1,793.40, 2,472.55 and 1,296.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,793.40 : 2,472.55 = 1,296.16 : x
2. Step 2: Convert to fraction form
   1,793.40/2,472.55 = 1,296.16/x
3. Step 3: Cross multiply
   1,793.40x = 2,472.55 × 1,296.16
4. Step 4: Simplify right side
   1,793.40x = 3,204,820.41
5. Step 5: Solve for x
   x = 3,204,820.41/1,793.40
6. Step 6: Final answer
   x = 1,787.01