Finding the Third Proportional to 57,372 and 123,532

Step by Step Solution

1. Step 1: Write the proportion equation
   57,372 : 123,532 = 123,532 : x
2. Step 2: Convert to fraction form
   57,372/123,532 = 123,532/x
3. Step 3: Cross multiply
   57,372x = 123,532 × 123,532
4. Step 4: Simplify right side
   57,372x = 15,260,155,024
5. Step 5: Solve for x
   x = 15,260,155,024/57,372
6. Step 6: Final answer
   x = 265,986.11