Finding the Third Proportional to 3,577,821 and 5,698,638

Step by Step Solution

1. Step 1: Write the proportion equation
   3,577,821 : 5,698,638 = 5,698,638 : x
2. Step 2: Convert to fraction form
   3,577,821/5,698,638 = 5,698,638/x
3. Step 3: Cross multiply
   3,577,821x = 5,698,638 × 5,698,638
4. Step 4: Simplify right side
   3,577,821x = 32,474,475,055,044
5. Step 5: Solve for x
   x = 32,474,475,055,044/3,577,821
6. Step 6: Final answer
   x = 9,076,606.98