Finding the Third Proportional to 1,206,837 and 1,662,427.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,206,837 : 1,662,427.50 = 1,662,427.50 : x
2. Step 2: Convert to fraction form
   1,206,837/1,662,427.50 = 1,662,427.50/x
3. Step 3: Cross multiply
   1,206,837x = 1,662,427.50 × 1,662,427.50
4. Step 4: Simplify right side
   1,206,837x = 2,763,665,192,756.25
5. Step 5: Solve for x
   x = 2,763,665,192,756.25/1,206,837
6. Step 6: Final answer
   x = 2,290,007.01