Finding the Third Proportional to 383,490 and 836,194.50

Step by Step Solution

1. Step 1: Write the proportion equation
   383,490 : 836,194.50 = 836,194.50 : x
2. Step 2: Convert to fraction form
   383,490/836,194.50 = 836,194.50/x
3. Step 3: Cross multiply
   383,490x = 836,194.50 × 836,194.50
4. Step 4: Simplify right side
   383,490x = 699,221,241,830.25
5. Step 5: Solve for x
   x = 699,221,241,830.25/383,490
6. Step 6: Final answer
   x = 1,823,310.23