Finding the Fourth Proportional to 1,616.90, 2,422.62 and 737.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,616.90 : 2,422.62 = 737.96 : x
2. Step 2: Convert to fraction form
   1,616.90/2,422.62 = 737.96/x
3. Step 3: Cross multiply
   1,616.90x = 2,422.62 × 737.96
4. Step 4: Simplify right side
   1,616.90x = 1,787,784.54
5. Step 5: Solve for x
   x = 1,787,784.54/1,616.90
6. Step 6: Final answer
   x = 1,105.69