Finding the Third Proportional to 88,499 and 191,085

Step by Step Solution

1. Step 1: Write the proportion equation
   88,499 : 191,085 = 191,085 : x
2. Step 2: Convert to fraction form
   88,499/191,085 = 191,085/x
3. Step 3: Cross multiply
   88,499x = 191,085 × 191,085
4. Step 4: Simplify right side
   88,499x = 36,513,477,225
5. Step 5: Solve for x
   x = 36,513,477,225/88,499
6. Step 6: Final answer
   x = 412,586.33