Finding the Fourth Proportional to 1,760.55, 2,424.38 and 1,612.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.55 : 2,424.38 = 1,612.71 : x
2. Step 2: Convert to fraction form
   1,760.55/2,424.38 = 1,612.71/x
3. Step 3: Cross multiply
   1,760.55x = 2,424.38 × 1,612.71
4. Step 4: Simplify right side
   1,760.55x = 3,909,813.81
5. Step 5: Solve for x
   x = 3,909,813.81/1,760.55
6. Step 6: Final answer
   x = 2,220.79