Finding the Third Proportional to 91,113 and 200,162

Step by Step Solution

1. Step 1: Write the proportion equation
   91,113 : 200,162 = 200,162 : x
2. Step 2: Convert to fraction form
   91,113/200,162 = 200,162/x
3. Step 3: Cross multiply
   91,113x = 200,162 × 200,162
4. Step 4: Simplify right side
   91,113x = 40,064,826,244
5. Step 5: Solve for x
   x = 40,064,826,244/91,113
6. Step 6: Final answer
   x = 439,726.78