Finding the Fourth Proportional to 2,422.61, 3,633.39 and 1,105.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.61 : 3,633.39 = 1,105.99 : x
2. Step 2: Convert to fraction form
   2,422.61/3,633.39 = 1,105.99/x
3. Step 3: Cross multiply
   2,422.61x = 3,633.39 × 1,105.99
4. Step 4: Simplify right side
   2,422.61x = 4,018,493.01
5. Step 5: Solve for x
   x = 4,018,493.01/2,422.61
6. Step 6: Final answer
   x = 1,658.75