Finding the Fourth Proportional to 5,518,870.15, 7,616,040.91 and 3,072,059.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,518,870.15 : 7,616,040.91 = 3,072,059.22 : x
2. Step 2: Convert to fraction form
   5,518,870.15/7,616,040.91 = 3,072,059.22/x
3. Step 3: Cross multiply
   5,518,870.15x = 7,616,040.91 × 3,072,059.22
4. Step 4: Simplify right side
   5,518,870.15x = 23,396,928,697,462.69
5. Step 5: Solve for x
   x = 23,396,928,697,462.69/5,518,870.15
6. Step 6: Final answer
   x = 4,239,441.78