Finding the Third Proportional to 546,109.50 and 854,805

Step by Step Solution

1. Step 1: Write the proportion equation
   546,109.50 : 854,805 = 854,805 : x
2. Step 2: Convert to fraction form
   546,109.50/854,805 = 854,805/x
3. Step 3: Cross multiply
   546,109.50x = 854,805 × 854,805
4. Step 4: Simplify right side
   546,109.50x = 730,691,588,025
5. Step 5: Solve for x
   x = 730,691,588,025/546,109.50
6. Step 6: Final answer
   x = 1,337,994.65