Finding the Fourth Proportional to 1,773.72, 2,661.18 and 734.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.72 : 2,661.18 = 734.22 : x
2. Step 2: Convert to fraction form
   1,773.72/2,661.18 = 734.22/x
3. Step 3: Cross multiply
   1,773.72x = 2,661.18 × 734.22
4. Step 4: Simplify right side
   1,773.72x = 1,953,891.58
5. Step 5: Solve for x
   x = 1,953,891.58/1,773.72
6. Step 6: Final answer
   x = 1,101.58