Finding the Fourth Proportional to 2,492.12, 3,738.66 and 848.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492.12 : 3,738.66 = 848.72 : x
2. Step 2: Convert to fraction form
   2,492.12/3,738.66 = 848.72/x
3. Step 3: Cross multiply
   2,492.12x = 3,738.66 × 848.72
4. Step 4: Simplify right side
   2,492.12x = 3,173,075.52
5. Step 5: Solve for x
   x = 3,173,075.52/2,492.12
6. Step 6: Final answer
   x = 1,273.24