Finding the Third Proportional to 72,650 and 109,394

Step by Step Solution

1. Step 1: Write the proportion equation
   72,650 : 109,394 = 109,394 : x
2. Step 2: Convert to fraction form
   72,650/109,394 = 109,394/x
3. Step 3: Cross multiply
   72,650x = 109,394 × 109,394
4. Step 4: Simplify right side
   72,650x = 11,967,047,236
5. Step 5: Solve for x
   x = 11,967,047,236/72,650
6. Step 6: Final answer
   x = 164,721.92