Finding the Fourth Proportional to 1,793.62, 2,685.59 and 1,012.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,793.62 : 2,685.59 = 1,012.45 : x
2. Step 2: Convert to fraction form
   1,793.62/2,685.59 = 1,012.45/x
3. Step 3: Cross multiply
   1,793.62x = 2,685.59 × 1,012.45
4. Step 4: Simplify right side
   1,793.62x = 2,719,020.53
5. Step 5: Solve for x
   x = 2,719,020.53/1,793.62
6. Step 6: Final answer
   x = 1,515.94