Finding the Fourth Proportional to 2,290.06, 3,162.20 and 1,703.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290.06 : 3,162.20 = 1,703.22 : x
2. Step 2: Convert to fraction form
   2,290.06/3,162.20 = 1,703.22/x
3. Step 3: Cross multiply
   2,290.06x = 3,162.20 × 1,703.22
4. Step 4: Simplify right side
   2,290.06x = 5,385,922.28
5. Step 5: Solve for x
   x = 5,385,922.28/2,290.06
6. Step 6: Final answer
   x = 2,351.87