Finding the Third Proportional to 986,316 and 1,485,144

Step by Step Solution

1. Step 1: Write the proportion equation
   986,316 : 1,485,144 = 1,485,144 : x
2. Step 2: Convert to fraction form
   986,316/1,485,144 = 1,485,144/x
3. Step 3: Cross multiply
   986,316x = 1,485,144 × 1,485,144
4. Step 4: Simplify right side
   986,316x = 2,205,652,700,736
5. Step 5: Solve for x
   x = 2,205,652,700,736/986,316
6. Step 6: Final answer
   x = 2,236,253.59