Finding the Fourth Proportional to 4,323.24, 6,483.82 and 1,981.78

Step by Step Solution

1. Step 1: Write the proportion equation
   4,323.24 : 6,483.82 = 1,981.78 : x
2. Step 2: Convert to fraction form
   4,323.24/6,483.82 = 1,981.78/x
3. Step 3: Cross multiply
   4,323.24x = 6,483.82 × 1,981.78
4. Step 4: Simplify right side
   4,323.24x = 12,849,499.85
5. Step 5: Solve for x
   x = 12,849,499.85/4,323.24
6. Step 6: Final answer
   x = 2,972.19