Finding the Third Proportional to 1,066,488 and 1,499,940

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066,488 : 1,499,940 = 1,499,940 : x
2. Step 2: Convert to fraction form
   1,066,488/1,499,940 = 1,499,940/x
3. Step 3: Cross multiply
   1,066,488x = 1,499,940 × 1,499,940
4. Step 4: Simplify right side
   1,066,488x = 2,249,820,003,600
5. Step 5: Solve for x
   x = 2,249,820,003,600/1,066,488
6. Step 6: Final answer
   x = 2,109,559.60