Finding the Fourth Proportional to 2,510.17, 3,759.79 and 1,208.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,510.17 : 3,759.79 = 1,208.91 : x
2. Step 2: Convert to fraction form
   2,510.17/3,759.79 = 1,208.91/x
3. Step 3: Cross multiply
   2,510.17x = 3,759.79 × 1,208.91
4. Step 4: Simplify right side
   2,510.17x = 4,545,228.93
5. Step 5: Solve for x
   x = 4,545,228.93/2,510.17
6. Step 6: Final answer
   x = 1,810.73