Finding the Third Proportional to 71,074 and 153,086

Step by Step Solution

1. Step 1: Write the proportion equation
   71,074 : 153,086 = 153,086 : x
2. Step 2: Convert to fraction form
   71,074/153,086 = 153,086/x
3. Step 3: Cross multiply
   71,074x = 153,086 × 153,086
4. Step 4: Simplify right side
   71,074x = 23,435,323,396
5. Step 5: Solve for x
   x = 23,435,323,396/71,074
6. Step 6: Final answer
   x = 329,731.31