Finding the Third Proportional to 54,810 and 113,940

Step by Step Solution

1. Step 1: Write the proportion equation
   54,810 : 113,940 = 113,940 : x
2. Step 2: Convert to fraction form
   54,810/113,940 = 113,940/x
3. Step 3: Cross multiply
   54,810x = 113,940 × 113,940
4. Step 4: Simplify right side
   54,810x = 12,982,323,600
5. Step 5: Solve for x
   x = 12,982,323,600/54,810
6. Step 6: Final answer
   x = 236,860.49