Finding the Third Proportional to 690,270 and 1,501,986

Step by Step Solution

1. Step 1: Write the proportion equation
   690,270 : 1,501,986 = 1,501,986 : x
2. Step 2: Convert to fraction form
   690,270/1,501,986 = 1,501,986/x
3. Step 3: Cross multiply
   690,270x = 1,501,986 × 1,501,986
4. Step 4: Simplify right side
   690,270x = 2,255,961,944,196
5. Step 5: Solve for x
   x = 2,255,961,944,196/690,270
6. Step 6: Final answer
   x = 3,268,231.19