Finding the Third Proportional to 1,712,580 and 3,726,644

Step by Step Solution

1. Step 1: Write the proportion equation
   1,712,580 : 3,726,644 = 3,726,644 : x
2. Step 2: Convert to fraction form
   1,712,580/3,726,644 = 3,726,644/x
3. Step 3: Cross multiply
   1,712,580x = 3,726,644 × 3,726,644
4. Step 4: Simplify right side
   1,712,580x = 13,887,875,502,736
5. Step 5: Solve for x
   x = 13,887,875,502,736/1,712,580
6. Step 6: Final answer
   x = 8,109,329.49