Finding the Third Proportional to 124,528.50 and 174,739.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,528.50 : 174,739.50 = 174,739.50 : x
2. Step 2: Convert to fraction form
   124,528.50/174,739.50 = 174,739.50/x
3. Step 3: Cross multiply
   124,528.50x = 174,739.50 × 174,739.50
4. Step 4: Simplify right side
   124,528.50x = 30,533,892,860.25
5. Step 5: Solve for x
   x = 30,533,892,860.25/124,528.50
6. Step 6: Final answer
   x = 245,196.02