Finding the Third Proportional to 152,959.50 and 215,016.75

Step by Step Solution

1. Step 1: Write the proportion equation
   152,959.50 : 215,016.75 = 215,016.75 : x
2. Step 2: Convert to fraction form
   152,959.50/215,016.75 = 215,016.75/x
3. Step 3: Cross multiply
   152,959.50x = 215,016.75 × 215,016.75
4. Step 4: Simplify right side
   152,959.50x = 46,232,202,780.56
5. Step 5: Solve for x
   x = 46,232,202,780.56/152,959.50
6. Step 6: Final answer
   x = 302,251.27