Finding the Fourth Proportional to 1,604.34, 2,404.83 and 616.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,604.34 : 2,404.83 = 616.92 : x
2. Step 2: Convert to fraction form
   1,604.34/2,404.83 = 616.92/x
3. Step 3: Cross multiply
   1,604.34x = 2,404.83 × 616.92
4. Step 4: Simplify right side
   1,604.34x = 1,483,587.72
5. Step 5: Solve for x
   x = 1,483,587.72/1,604.34
6. Step 6: Final answer
   x = 924.73