Finding the Fourth Proportional to 5,408,430.77, 8,113,728.71 and 1,996,738.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,408,430.77 : 8,113,728.71 = 1,996,738.10 : x
2. Step 2: Convert to fraction form
   5,408,430.77/8,113,728.71 = 1,996,738.10/x
3. Step 3: Cross multiply
   5,408,430.77x = 8,113,728.71 × 1,996,738.10
4. Step 4: Simplify right side
   5,408,430.77x = 16,200,991,197,768.52
5. Step 5: Solve for x
   x = 16,200,991,197,768.52/5,408,430.77
6. Step 6: Final answer
   x = 2,995,506.81