Finding the Third Proportional to 194,160 and 275,040

Step by Step Solution

1. Step 1: Write the proportion equation
   194,160 : 275,040 = 275,040 : x
2. Step 2: Convert to fraction form
   194,160/275,040 = 275,040/x
3. Step 3: Cross multiply
   194,160x = 275,040 × 275,040
4. Step 4: Simplify right side
   194,160x = 75,647,001,600
5. Step 5: Solve for x
   x = 75,647,001,600/194,160
6. Step 6: Final answer
   x = 389,611.67