Finding the Third Proportional to 91,150 and 200,222

Step by Step Solution

1. Step 1: Write the proportion equation
   91,150 : 200,222 = 200,222 : x
2. Step 2: Convert to fraction form
   91,150/200,222 = 200,222/x
3. Step 3: Cross multiply
   91,150x = 200,222 × 200,222
4. Step 4: Simplify right side
   91,150x = 40,088,849,284
5. Step 5: Solve for x
   x = 40,088,849,284/91,150
6. Step 6: Final answer
   x = 439,811.84