Finding the Fourth Proportional to 1,778.88, 2,664.42 and 1,467.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778.88 : 2,664.42 = 1,467.22 : x
2. Step 2: Convert to fraction form
   1,778.88/2,664.42 = 1,467.22/x
3. Step 3: Cross multiply
   1,778.88x = 2,664.42 × 1,467.22
4. Step 4: Simplify right side
   1,778.88x = 3,909,290.31
5. Step 5: Solve for x
   x = 3,909,290.31/1,778.88
6. Step 6: Final answer
   x = 2,197.61