Finding the Third Proportional to 110,433 and 172,210.50

Step by Step Solution

1. Step 1: Write the proportion equation
   110,433 : 172,210.50 = 172,210.50 : x
2. Step 2: Convert to fraction form
   110,433/172,210.50 = 172,210.50/x
3. Step 3: Cross multiply
   110,433x = 172,210.50 × 172,210.50
4. Step 4: Simplify right side
   110,433x = 29,656,456,310.25
5. Step 5: Solve for x
   x = 29,656,456,310.25/110,433
6. Step 6: Final answer
   x = 268,547.05