Finding the Third Proportional to 111,000 and 173,940

Step by Step Solution

1. Step 1: Write the proportion equation
   111,000 : 173,940 = 173,940 : x
2. Step 2: Convert to fraction form
   111,000/173,940 = 173,940/x
3. Step 3: Cross multiply
   111,000x = 173,940 × 173,940
4. Step 4: Simplify right side
   111,000x = 30,255,123,600
5. Step 5: Solve for x
   x = 30,255,123,600/111,000
6. Step 6: Final answer
   x = 272,568.68