Finding the Fourth Proportional to 7,040,070.09, 9,714,493.56 and 3,942,162.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,040,070.09 : 9,714,493.56 = 3,942,162.72 : x
2. Step 2: Convert to fraction form
   7,040,070.09/9,714,493.56 = 3,942,162.72/x
3. Step 3: Cross multiply
   7,040,070.09x = 9,714,493.56 × 3,942,162.72
4. Step 4: Simplify right side
   7,040,070.09x = 38,296,114,355,912.09
5. Step 5: Solve for x
   x = 38,296,114,355,912.09/7,040,070.09
6. Step 6: Final answer
   x = 5,439,734.81