Finding the Third Proportional to 1,314,580 and 2,828,420

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,580 : 2,828,420 = 2,828,420 : x
2. Step 2: Convert to fraction form
   1,314,580/2,828,420 = 2,828,420/x
3. Step 3: Cross multiply
   1,314,580x = 2,828,420 × 2,828,420
4. Step 4: Simplify right side
   1,314,580x = 7,999,959,696,400
5. Step 5: Solve for x
   x = 7,999,959,696,400/1,314,580
6. Step 6: Final answer
   x = 6,085,563.22