Finding the Fourth Proportional to 2,423.78, 3,322.96 and 2,380.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,423.78 : 3,322.96 = 2,380.04 : x
2. Step 2: Convert to fraction form
   2,423.78/3,322.96 = 2,380.04/x
3. Step 3: Cross multiply
   2,423.78x = 3,322.96 × 2,380.04
4. Step 4: Simplify right side
   2,423.78x = 7,908,777.72
5. Step 5: Solve for x
   x = 7,908,777.72/2,423.78
6. Step 6: Final answer
   x = 3,262.99