Finding the Third Proportional to 79,755 and 123,417

Step by Step Solution

1. Step 1: Write the proportion equation
   79,755 : 123,417 = 123,417 : x
2. Step 2: Convert to fraction form
   79,755/123,417 = 123,417/x
3. Step 3: Cross multiply
   79,755x = 123,417 × 123,417
4. Step 4: Simplify right side
   79,755x = 15,231,755,889
5. Step 5: Solve for x
   x = 15,231,755,889/79,755
6. Step 6: Final answer
   x = 190,981.83