Finding the Third Proportional to 609,862.50 and 1,337,499

Step by Step Solution

1. Step 1: Write the proportion equation
   609,862.50 : 1,337,499 = 1,337,499 : x
2. Step 2: Convert to fraction form
   609,862.50/1,337,499 = 1,337,499/x
3. Step 3: Cross multiply
   609,862.50x = 1,337,499 × 1,337,499
4. Step 4: Simplify right side
   609,862.50x = 1,788,903,575,001
5. Step 5: Solve for x
   x = 1,788,903,575,001/609,862.50
6. Step 6: Final answer
   x = 2,933,290.00