Finding the Fourth Proportional to 2,261.42, 3,117.12 and 1,597.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,261.42 : 3,117.12 = 1,597.22 : x
2. Step 2: Convert to fraction form
   2,261.42/3,117.12 = 1,597.22/x
3. Step 3: Cross multiply
   2,261.42x = 3,117.12 × 1,597.22
4. Step 4: Simplify right side
   2,261.42x = 4,978,726.41
5. Step 5: Solve for x
   x = 4,978,726.41/2,261.42
6. Step 6: Final answer
   x = 2,201.59