Finding the Fourth Proportional to 10,886,359.18, 16,339,626.31 and 5,498,785.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,886,359.18 : 16,339,626.31 = 5,498,785.83 : x
2. Step 2: Convert to fraction form
   10,886,359.18/16,339,626.31 = 5,498,785.83/x
3. Step 3: Cross multiply
   10,886,359.18x = 16,339,626.31 × 5,498,785.83
4. Step 4: Simplify right side
   10,886,359.18x = 89,848,105,620,923.19
5. Step 5: Solve for x
   x = 89,848,105,620,923.19/10,886,359.18
6. Step 6: Final answer
   x = 8,253,274.04