Finding the Fourth Proportional to 2,706.16, 4,039.67 and 2,503.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,706.16 : 4,039.67 = 2,503.25 : x
2. Step 2: Convert to fraction form
   2,706.16/4,039.67 = 2,503.25/x
3. Step 3: Cross multiply
   2,706.16x = 4,039.67 × 2,503.25
4. Step 4: Simplify right side
   2,706.16x = 10,112,327.86
5. Step 5: Solve for x
   x = 10,112,327.86/2,706.16
6. Step 6: Final answer
   x = 3,736.78