Finding the Third Proportional to 546,107.50 and 854,801.25

Step by Step Solution

1. Step 1: Write the proportion equation
   546,107.50 : 854,801.25 = 854,801.25 : x
2. Step 2: Convert to fraction form
   546,107.50/854,801.25 = 854,801.25/x
3. Step 3: Cross multiply
   546,107.50x = 854,801.25 × 854,801.25
4. Step 4: Simplify right side
   546,107.50x = 730,685,177,001.56
5. Step 5: Solve for x
   x = 730,685,177,001.56/546,107.50
6. Step 6: Final answer
   x = 1,337,987.81