Finding the Third Proportional to 57,758 and 124,111

Step by Step Solution

1. Step 1: Write the proportion equation
   57,758 : 124,111 = 124,111 : x
2. Step 2: Convert to fraction form
   57,758/124,111 = 124,111/x
3. Step 3: Cross multiply
   57,758x = 124,111 × 124,111
4. Step 4: Simplify right side
   57,758x = 15,403,540,321
5. Step 5: Solve for x
   x = 15,403,540,321/57,758
6. Step 6: Final answer
   x = 266,691.03