Finding the Third Proportional to 194,520 and 457,980

Step by Step Solution

1. Step 1: Write the proportion equation
   194,520 : 457,980 = 457,980 : x
2. Step 2: Convert to fraction form
   194,520/457,980 = 457,980/x
3. Step 3: Cross multiply
   194,520x = 457,980 × 457,980
4. Step 4: Simplify right side
   194,520x = 209,745,680,400
5. Step 5: Solve for x
   x = 209,745,680,400/194,520
6. Step 6: Final answer
   x = 1,078,273.08