Finding the Third Proportional to 110,718 and 156,019.50

Step by Step Solution

1. Step 1: Write the proportion equation
   110,718 : 156,019.50 = 156,019.50 : x
2. Step 2: Convert to fraction form
   110,718/156,019.50 = 156,019.50/x
3. Step 3: Cross multiply
   110,718x = 156,019.50 × 156,019.50
4. Step 4: Simplify right side
   110,718x = 24,342,084,380.25
5. Step 5: Solve for x
   x = 24,342,084,380.25/110,718
6. Step 6: Final answer
   x = 219,856.61