Finding the Third Proportional to 175,320 and 383,988

Step by Step Solution

1. Step 1: Write the proportion equation
   175,320 : 383,988 = 383,988 : x
2. Step 2: Convert to fraction form
   175,320/383,988 = 383,988/x
3. Step 3: Cross multiply
   175,320x = 383,988 × 383,988
4. Step 4: Simplify right side
   175,320x = 147,446,784,144
5. Step 5: Solve for x
   x = 147,446,784,144/175,320
6. Step 6: Final answer
   x = 841,015.20