Finding the Third Proportional to 88,705 and 193,799

Step by Step Solution

1. Step 1: Write the proportion equation
   88,705 : 193,799 = 193,799 : x
2. Step 2: Convert to fraction form
   88,705/193,799 = 193,799/x
3. Step 3: Cross multiply
   88,705x = 193,799 × 193,799
4. Step 4: Simplify right side
   88,705x = 37,558,052,401
5. Step 5: Solve for x
   x = 37,558,052,401/88,705
6. Step 6: Final answer
   x = 423,404.01