Finding the Fourth Proportional to 1,951.59, 2,914.92 and 1,766.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,951.59 : 2,914.92 = 1,766.21 : x
2. Step 2: Convert to fraction form
   1,951.59/2,914.92 = 1,766.21/x
3. Step 3: Cross multiply
   1,951.59x = 2,914.92 × 1,766.21
4. Step 4: Simplify right side
   1,951.59x = 5,148,353.73
5. Step 5: Solve for x
   x = 5,148,353.73/1,951.59
6. Step 6: Final answer
   x = 2,638.03