Finding the Third Proportional to 91,204 and 140,100

Step by Step Solution

1. Step 1: Write the proportion equation
   91,204 : 140,100 = 140,100 : x
2. Step 2: Convert to fraction form
   91,204/140,100 = 140,100/x
3. Step 3: Cross multiply
   91,204x = 140,100 × 140,100
4. Step 4: Simplify right side
   91,204x = 19,628,010,000
5. Step 5: Solve for x
   x = 19,628,010,000/91,204
6. Step 6: Final answer
   x = 215,209.97