Finding the Fourth Proportional to 2,492.57, 3,737.98 and 1,259.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492.57 : 3,737.98 = 1,259.18 : x
2. Step 2: Convert to fraction form
   2,492.57/3,737.98 = 1,259.18/x
3. Step 3: Cross multiply
   2,492.57x = 3,737.98 × 1,259.18
4. Step 4: Simplify right side
   2,492.57x = 4,706,786.56
5. Step 5: Solve for x
   x = 4,706,786.56/2,492.57
6. Step 6: Final answer
   x = 1,888.32