Finding the Third Proportional to 88,486.50 and 191,049

Step by Step Solution

1. Step 1: Write the proportion equation
   88,486.50 : 191,049 = 191,049 : x
2. Step 2: Convert to fraction form
   88,486.50/191,049 = 191,049/x
3. Step 3: Cross multiply
   88,486.50x = 191,049 × 191,049
4. Step 4: Simplify right side
   88,486.50x = 36,499,720,401
5. Step 5: Solve for x
   x = 36,499,720,401/88,486.50
6. Step 6: Final answer
   x = 412,489.14