Finding the Third Proportional to 412,774.50 and 843,045

Step by Step Solution

1. Step 1: Write the proportion equation
   412,774.50 : 843,045 = 843,045 : x
2. Step 2: Convert to fraction form
   412,774.50/843,045 = 843,045/x
3. Step 3: Cross multiply
   412,774.50x = 843,045 × 843,045
4. Step 4: Simplify right side
   412,774.50x = 710,724,872,025
5. Step 5: Solve for x
   x = 710,724,872,025/412,774.50
6. Step 6: Final answer
   x = 1,721,823.59