Finding the Third Proportional to 57,012 and 124,752

Step by Step Solution

1. Step 1: Write the proportion equation
   57,012 : 124,752 = 124,752 : x
2. Step 2: Convert to fraction form
   57,012/124,752 = 124,752/x
3. Step 3: Cross multiply
   57,012x = 124,752 × 124,752
4. Step 4: Simplify right side
   57,012x = 15,563,061,504
5. Step 5: Solve for x
   x = 15,563,061,504/57,012
6. Step 6: Final answer
   x = 272,978.70