Finding the Third Proportional to 101,011.50 and 219,708

Step by Step Solution

1. Step 1: Write the proportion equation
   101,011.50 : 219,708 = 219,708 : x
2. Step 2: Convert to fraction form
   101,011.50/219,708 = 219,708/x
3. Step 3: Cross multiply
   101,011.50x = 219,708 × 219,708
4. Step 4: Simplify right side
   101,011.50x = 48,271,605,264
5. Step 5: Solve for x
   x = 48,271,605,264/101,011.50
6. Step 6: Final answer
   x = 477,882.27