Finding the Third Proportional to 60,215.75 and 84,722.38

Step by Step Solution

1. Step 1: Write the proportion equation
   60,215.75 : 84,722.38 = 84,722.38 : x
2. Step 2: Convert to fraction form
   60,215.75/84,722.38 = 84,722.38/x
3. Step 3: Cross multiply
   60,215.75x = 84,722.38 × 84,722.38
4. Step 4: Simplify right side
   60,215.75x = 7,177,880,825.64
5. Step 5: Solve for x
   x = 7,177,880,825.64/60,215.75
6. Step 6: Final answer
   x = 119,202.71