Finding the Third Proportional to 91,526 and 200,548

Step by Step Solution

1. Step 1: Write the proportion equation
   91,526 : 200,548 = 200,548 : x
2. Step 2: Convert to fraction form
   91,526/200,548 = 200,548/x
3. Step 3: Cross multiply
   91,526x = 200,548 × 200,548
4. Step 4: Simplify right side
   91,526x = 40,219,500,304
5. Step 5: Solve for x
   x = 40,219,500,304/91,526
6. Step 6: Final answer
   x = 439,432.51