Finding the Third Proportional to 546,064.50 and 854,746.50

Step by Step Solution

1. Step 1: Write the proportion equation
   546,064.50 : 854,746.50 = 854,746.50 : x
2. Step 2: Convert to fraction form
   546,064.50/854,746.50 = 854,746.50/x
3. Step 3: Cross multiply
   546,064.50x = 854,746.50 × 854,746.50
4. Step 4: Simplify right side
   546,064.50x = 730,591,579,262.25
5. Step 5: Solve for x
   x = 730,591,579,262.25/546,064.50
6. Step 6: Final answer
   x = 1,337,921.76