Finding the Fourth Proportional to 1,661.34, 2,292.87 and 1,610.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,661.34 : 2,292.87 = 1,610.34 : x
2. Step 2: Convert to fraction form
   1,661.34/2,292.87 = 1,610.34/x
3. Step 3: Cross multiply
   1,661.34x = 2,292.87 × 1,610.34
4. Step 4: Simplify right side
   1,661.34x = 3,692,300.28
5. Step 5: Solve for x
   x = 3,692,300.28/1,661.34
6. Step 6: Final answer
   x = 2,222.48