Finding the Third Proportional to 71,992.13 and 157,086

Step by Step Solution

1. Step 1: Write the proportion equation
   71,992.13 : 157,086 = 157,086 : x
2. Step 2: Convert to fraction form
   71,992.13/157,086 = 157,086/x
3. Step 3: Cross multiply
   71,992.13x = 157,086 × 157,086
4. Step 4: Simplify right side
   71,992.13x = 24,676,011,396
5. Step 5: Solve for x
   x = 24,676,011,396/71,992.13
6. Step 6: Final answer
   x = 342,759.87