Finding the Fourth Proportional to 1,231.01, 1,700.71 and 1,046.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,231.01 : 1,700.71 = 1,046.42 : x
2. Step 2: Convert to fraction form
   1,231.01/1,700.71 = 1,046.42/x
3. Step 3: Cross multiply
   1,231.01x = 1,700.71 × 1,046.42
4. Step 4: Simplify right side
   1,231.01x = 1,779,658.59
5. Step 5: Solve for x
   x = 1,779,658.59/1,231.01
6. Step 6: Final answer
   x = 1,445.70