Finding the Third Proportional to 88,672 and 194,570

Step by Step Solution

1. Step 1: Write the proportion equation
   88,672 : 194,570 = 194,570 : x
2. Step 2: Convert to fraction form
   88,672/194,570 = 194,570/x
3. Step 3: Cross multiply
   88,672x = 194,570 × 194,570
4. Step 4: Simplify right side
   88,672x = 37,857,484,900
5. Step 5: Solve for x
   x = 37,857,484,900/88,672
6. Step 6: Final answer
   x = 426,938.43