Finding the Third Proportional to 1,863,384 and 4,012,080

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863,384 : 4,012,080 = 4,012,080 : x
2. Step 2: Convert to fraction form
   1,863,384/4,012,080 = 4,012,080/x
3. Step 3: Cross multiply
   1,863,384x = 4,012,080 × 4,012,080
4. Step 4: Simplify right side
   1,863,384x = 16,096,785,926,400
5. Step 5: Solve for x
   x = 16,096,785,926,400/1,863,384
6. Step 6: Final answer
   x = 8,638,469.54