Finding the Fourth Proportional to 2,422.72, 3,342.72 and 1,800.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.72 : 3,342.72 = 1,800.64 : x
2. Step 2: Convert to fraction form
   2,422.72/3,342.72 = 1,800.64/x
3. Step 3: Cross multiply
   2,422.72x = 3,342.72 × 1,800.64
4. Step 4: Simplify right side
   2,422.72x = 6,019,035.34
5. Step 5: Solve for x
   x = 6,019,035.34/2,422.72
6. Step 6: Final answer
   x = 2,484.41