Finding the Fourth Proportional to 1,894.73, 2,616.72 and 1,688.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,894.73 : 2,616.72 = 1,688.59 : x
2. Step 2: Convert to fraction form
   1,894.73/2,616.72 = 1,688.59/x
3. Step 3: Cross multiply
   1,894.73x = 2,616.72 × 1,688.59
4. Step 4: Simplify right side
   1,894.73x = 4,418,567.22
5. Step 5: Solve for x
   x = 4,418,567.22/1,894.73
6. Step 6: Final answer
   x = 2,332.03