Finding the Third Proportional to 844,184 and 1,209,279

Step by Step Solution

1. Step 1: Write the proportion equation
   844,184 : 1,209,279 = 1,209,279 : x
2. Step 2: Convert to fraction form
   844,184/1,209,279 = 1,209,279/x
3. Step 3: Cross multiply
   844,184x = 1,209,279 × 1,209,279
4. Step 4: Simplify right side
   844,184x = 1,462,355,699,841
5. Step 5: Solve for x
   x = 1,462,355,699,841/844,184
6. Step 6: Final answer
   x = 1,732,271.28