Finding the Third Proportional to 90,622 and 194,364

Step by Step Solution

1. Step 1: Write the proportion equation
   90,622 : 194,364 = 194,364 : x
2. Step 2: Convert to fraction form
   90,622/194,364 = 194,364/x
3. Step 3: Cross multiply
   90,622x = 194,364 × 194,364
4. Step 4: Simplify right side
   90,622x = 37,777,364,496
5. Step 5: Solve for x
   x = 37,777,364,496/90,622
6. Step 6: Final answer
   x = 416,867.48