Finding the Fourth Proportional to 5,507,904.72, 8,206,498.14 and 5,198,500.42

Step by Step Solution

1. Step 1: Write the proportion equation
   5,507,904.72 : 8,206,498.14 = 5,198,500.42 : x
2. Step 2: Convert to fraction form
   5,507,904.72/8,206,498.14 = 5,198,500.42/x
3. Step 3: Cross multiply
   5,507,904.72x = 8,206,498.14 × 5,198,500.42
4. Step 4: Simplify right side
   5,507,904.72x = 42,661,484,016,750.16
5. Step 5: Solve for x
   x = 42,661,484,016,750.16/5,507,904.72
6. Step 6: Final answer
   x = 7,745,501.45