Finding the Third Proportional to 88,612 and 194,447

Step by Step Solution

1. Step 1: Write the proportion equation
   88,612 : 194,447 = 194,447 : x
2. Step 2: Convert to fraction form
   88,612/194,447 = 194,447/x
3. Step 3: Cross multiply
   88,612x = 194,447 × 194,447
4. Step 4: Simplify right side
   88,612x = 37,809,635,809
5. Step 5: Solve for x
   x = 37,809,635,809/88,612
6. Step 6: Final answer
   x = 426,687.53