Finding the Fourth Proportional to 2,492.03, 3,738.32 and 932.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,492.03 : 3,738.32 = 932.78 : x
2. Step 2: Convert to fraction form
   2,492.03/3,738.32 = 932.78/x
3. Step 3: Cross multiply
   2,492.03x = 3,738.32 × 932.78
4. Step 4: Simplify right side
   2,492.03x = 3,487,006.77
5. Step 5: Solve for x
   x = 3,487,006.77/2,492.03
6. Step 6: Final answer
   x = 1,399.27