Finding the Third Proportional to 609,144.50 and 892,938

Step by Step Solution

1. Step 1: Write the proportion equation
   609,144.50 : 892,938 = 892,938 : x
2. Step 2: Convert to fraction form
   609,144.50/892,938 = 892,938/x
3. Step 3: Cross multiply
   609,144.50x = 892,938 × 892,938
4. Step 4: Simplify right side
   609,144.50x = 797,338,271,844
5. Step 5: Solve for x
   x = 797,338,271,844/609,144.50
6. Step 6: Final answer
   x = 1,308,947.67