Finding the Third Proportional to 814,488 and 1,684,848

Step by Step Solution

1. Step 1: Write the proportion equation
   814,488 : 1,684,848 = 1,684,848 : x
2. Step 2: Convert to fraction form
   814,488/1,684,848 = 1,684,848/x
3. Step 3: Cross multiply
   814,488x = 1,684,848 × 1,684,848
4. Step 4: Simplify right side
   814,488x = 2,838,712,783,104
5. Step 5: Solve for x
   x = 2,838,712,783,104/814,488
6. Step 6: Final answer
   x = 3,485,272.69