Finding the Third Proportional to 123,244.50 and 265,170

Step by Step Solution

1. Step 1: Write the proportion equation
   123,244.50 : 265,170 = 265,170 : x
2. Step 2: Convert to fraction form
   123,244.50/265,170 = 265,170/x
3. Step 3: Cross multiply
   123,244.50x = 265,170 × 265,170
4. Step 4: Simplify right side
   123,244.50x = 70,315,128,900
5. Step 5: Solve for x
   x = 70,315,128,900/123,244.50
6. Step 6: Final answer
   x = 570,533.61