Finding the Third Proportional to 1,242.42 and 1,741.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242.42 : 1,741.92 = 1,741.92 : x
2. Step 2: Convert to fraction form
   1,242.42/1,741.92 = 1,741.92/x
3. Step 3: Cross multiply
   1,242.42x = 1,741.92 × 1,741.92
4. Step 4: Simplify right side
   1,242.42x = 3,034,291.82
5. Step 5: Solve for x
   x = 3,034,291.82/1,242.42
6. Step 6: Final answer
   x = 2,442.24