Finding the Fourth Proportional to 2,656.22, 3,665.67 and 1,661.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,656.22 : 3,665.67 = 1,661.18 : x
2. Step 2: Convert to fraction form
   2,656.22/3,665.67 = 1,661.18/x
3. Step 3: Cross multiply
   2,656.22x = 3,665.67 × 1,661.18
4. Step 4: Simplify right side
   2,656.22x = 6,089,337.69
5. Step 5: Solve for x
   x = 6,089,337.69/2,656.22
6. Step 6: Final answer
   x = 2,292.48