Finding the Third Proportional to 72,755 and 109,403

Step by Step Solution

1. Step 1: Write the proportion equation
   72,755 : 109,403 = 109,403 : x
2. Step 2: Convert to fraction form
   72,755/109,403 = 109,403/x
3. Step 3: Cross multiply
   72,755x = 109,403 × 109,403
4. Step 4: Simplify right side
   72,755x = 11,969,016,409
5. Step 5: Solve for x
   x = 11,969,016,409/72,755
6. Step 6: Final answer
   x = 164,511.26