Finding the Fourth Proportional to 1,961.42, 2,707 and 1,175.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,961.42 : 2,707 = 1,175.46 : x
2. Step 2: Convert to fraction form
   1,961.42/2,707 = 1,175.46/x
3. Step 3: Cross multiply
   1,961.42x = 2,707 × 1,175.46
4. Step 4: Simplify right side
   1,961.42x = 3,181,970.22
5. Step 5: Solve for x
   x = 3,181,970.22/1,961.42
6. Step 6: Final answer
   x = 1,622.28