Finding the Third Proportional to 546,061.69 and 854,743.31

Step by Step Solution

1. Step 1: Write the proportion equation
   546,061.69 : 854,743.31 = 854,743.31 : x
2. Step 2: Convert to fraction form
   546,061.69/854,743.31 = 854,743.31/x
3. Step 3: Cross multiply
   546,061.69x = 854,743.31 × 854,743.31
4. Step 4: Simplify right side
   546,061.69x = 730,586,130,263.47
5. Step 5: Solve for x
   x = 730,586,130,263.47/546,061.69
6. Step 6: Final answer
   x = 1,337,918.68