Finding the Third Proportional to 124,500 and 270,111

Step by Step Solution

1. Step 1: Write the proportion equation
   124,500 : 270,111 = 270,111 : x
2. Step 2: Convert to fraction form
   124,500/270,111 = 270,111/x
3. Step 3: Cross multiply
   124,500x = 270,111 × 270,111
4. Step 4: Simplify right side
   124,500x = 72,959,952,321
5. Step 5: Solve for x
   x = 72,959,952,321/124,500
6. Step 6: Final answer
   x = 586,023.71