Finding the Third Proportional to 1,828,328 and 3,937,620

Step by Step Solution

1. Step 1: Write the proportion equation
   1,828,328 : 3,937,620 = 3,937,620 : x
2. Step 2: Convert to fraction form
   1,828,328/3,937,620 = 3,937,620/x
3. Step 3: Cross multiply
   1,828,328x = 3,937,620 × 3,937,620
4. Step 4: Simplify right side
   1,828,328x = 15,504,851,264,400
5. Step 5: Solve for x
   x = 15,504,851,264,400/1,828,328
6. Step 6: Final answer
   x = 8,480,344.48