Finding the Fourth Proportional to 1,957.48, 2,701.06 and 1,171.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,957.48 : 2,701.06 = 1,171.42 : x
2. Step 2: Convert to fraction form
   1,957.48/2,701.06 = 1,171.42/x
3. Step 3: Cross multiply
   1,957.48x = 2,701.06 × 1,171.42
4. Step 4: Simplify right side
   1,957.48x = 3,164,075.71
5. Step 5: Solve for x
   x = 3,164,075.71/1,957.48
6. Step 6: Final answer
   x = 1,616.40