Finding the Third Proportional to 124,641 and 174,892.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,641 : 174,892.50 = 174,892.50 : x
2. Step 2: Convert to fraction form
   124,641/174,892.50 = 174,892.50/x
3. Step 3: Cross multiply
   124,641x = 174,892.50 × 174,892.50
4. Step 4: Simplify right side
   124,641x = 30,587,386,556.25
5. Step 5: Solve for x
   x = 30,587,386,556.25/124,641
6. Step 6: Final answer
   x = 245,403.89