Finding the Fourth Proportional to 2,706.48, 4,061.07 and 1,245.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,706.48 : 4,061.07 = 1,245.42 : x
2. Step 2: Convert to fraction form
   2,706.48/4,061.07 = 1,245.42/x
3. Step 3: Cross multiply
   2,706.48x = 4,061.07 × 1,245.42
4. Step 4: Simplify right side
   2,706.48x = 5,057,737.80
5. Step 5: Solve for x
   x = 5,057,737.80/2,706.48
6. Step 6: Final answer
   x = 1,868.75