Finding the Third Proportional to 91,699 and 200,893

Step by Step Solution

1. Step 1: Write the proportion equation
   91,699 : 200,893 = 200,893 : x
2. Step 2: Convert to fraction form
   91,699/200,893 = 200,893/x
3. Step 3: Cross multiply
   91,699x = 200,893 × 200,893
4. Step 4: Simplify right side
   91,699x = 40,357,997,449
5. Step 5: Solve for x
   x = 40,357,997,449/91,699
6. Step 6: Final answer
   x = 440,113.82