Finding the Fourth Proportional to 2,510.22, 3,463.97 and 1,391.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510.22 : 3,463.97 = 1,391.15 : x
2. Step 2: Convert to fraction form
   2,510.22/3,463.97 = 1,391.15/x
3. Step 3: Cross multiply
   2,510.22x = 3,463.97 × 1,391.15
4. Step 4: Simplify right side
   2,510.22x = 4,818,877.59
5. Step 5: Solve for x
   x = 4,818,877.59/2,510.22
6. Step 6: Final answer
   x = 1,919.70