Finding the Fourth Proportional to 1,766.61, 2,440.33 and 1,754.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,766.61 : 2,440.33 = 1,754.31 : x
2. Step 2: Convert to fraction form
   1,766.61/2,440.33 = 1,754.31/x
3. Step 3: Cross multiply
   1,766.61x = 2,440.33 × 1,754.31
4. Step 4: Simplify right side
   1,766.61x = 4,281,086.36
5. Step 5: Solve for x
   x = 4,281,086.36/1,766.61
6. Step 6: Final answer
   x = 2,423.33