Finding the Third Proportional to 52,215 and 81,441.50

Step by Step Solution

1. Step 1: Write the proportion equation
   52,215 : 81,441.50 = 81,441.50 : x
2. Step 2: Convert to fraction form
   52,215/81,441.50 = 81,441.50/x
3. Step 3: Cross multiply
   52,215x = 81,441.50 × 81,441.50
4. Step 4: Simplify right side
   52,215x = 6,632,717,922.25
5. Step 5: Solve for x
   x = 6,632,717,922.25/52,215
6. Step 6: Final answer
   x = 127,027.06