Finding the Third Proportional to 4,040,588 and 8,977,984

Step by Step Solution

1. Step 1: Write the proportion equation
   4,040,588 : 8,977,984 = 8,977,984 : x
2. Step 2: Convert to fraction form
   4,040,588/8,977,984 = 8,977,984/x
3. Step 3: Cross multiply
   4,040,588x = 8,977,984 × 8,977,984
4. Step 4: Simplify right side
   4,040,588x = 80,604,196,704,256
5. Step 5: Solve for x
   x = 80,604,196,704,256/4,040,588
6. Step 6: Final answer
   x = 19,948,630.42