Finding the Third Proportional to 1,490,922 and 1,986,403.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490,922 : 1,986,403.50 = 1,986,403.50 : x
2. Step 2: Convert to fraction form
   1,490,922/1,986,403.50 = 1,986,403.50/x
3. Step 3: Cross multiply
   1,490,922x = 1,986,403.50 × 1,986,403.50
4. Step 4: Simplify right side
   1,490,922x = 3,945,798,864,812.25
5. Step 5: Solve for x
   x = 3,945,798,864,812.25/1,490,922
6. Step 6: Final answer
   x = 2,646,549.49