Finding the Fourth Proportional to 9,745,118.80, 14,644,176.72 and 5,199,379.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,745,118.80 : 14,644,176.72 = 5,199,379.12 : x
2. Step 2: Convert to fraction form
   9,745,118.80/14,644,176.72 = 5,199,379.12/x
3. Step 3: Cross multiply
   9,745,118.80x = 14,644,176.72 × 5,199,379.12
4. Step 4: Simplify right side
   9,745,118.80x = 76,140,626,667,558.09
5. Step 5: Solve for x
   x = 76,140,626,667,558.09/9,745,118.80
6. Step 6: Final answer
   x = 7,813,206.61