Finding the Third Proportional to 341,618 and 747,590.50

Step by Step Solution

1. Step 1: Write the proportion equation
   341,618 : 747,590.50 = 747,590.50 : x
2. Step 2: Convert to fraction form
   341,618/747,590.50 = 747,590.50/x
3. Step 3: Cross multiply
   341,618x = 747,590.50 × 747,590.50
4. Step 4: Simplify right side
   341,618x = 558,891,555,690.25
5. Step 5: Solve for x
   x = 558,891,555,690.25/341,618
6. Step 6: Final answer
   x = 1,636,013.20