Finding the Third Proportional to 174,820 and 383,336

Step by Step Solution

1. Step 1: Write the proportion equation
   174,820 : 383,336 = 383,336 : x
2. Step 2: Convert to fraction form
   174,820/383,336 = 383,336/x
3. Step 3: Cross multiply
   174,820x = 383,336 × 383,336
4. Step 4: Simplify right side
   174,820x = 146,946,488,896
5. Step 5: Solve for x
   x = 146,946,488,896/174,820
6. Step 6: Final answer
   x = 840,558.80