Finding the Fourth Proportional to 1,659.50, 2,290.03 and 996.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,659.50 : 2,290.03 = 996.22 : x
2. Step 2: Convert to fraction form
   1,659.50/2,290.03 = 996.22/x
3. Step 3: Cross multiply
   1,659.50x = 2,290.03 × 996.22
4. Step 4: Simplify right side
   1,659.50x = 2,281,373.69
5. Step 5: Solve for x
   x = 2,281,373.69/1,659.50
6. Step 6: Final answer
   x = 1,374.74