Finding the Third Proportional to 690,072 and 1,501,644

Step by Step Solution

1. Step 1: Write the proportion equation
   690,072 : 1,501,644 = 1,501,644 : x
2. Step 2: Convert to fraction form
   690,072/1,501,644 = 1,501,644/x
3. Step 3: Cross multiply
   690,072x = 1,501,644 × 1,501,644
4. Step 4: Simplify right side
   690,072x = 2,254,934,702,736
5. Step 5: Solve for x
   x = 2,254,934,702,736/690,072
6. Step 6: Final answer
   x = 3,267,680.33