Finding the Fourth Proportional to 12,895,116.20, 17,795,408.05 and 7,388,380.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,895,116.20 : 17,795,408.05 = 7,388,380.71 : x
2. Step 2: Convert to fraction form
   12,895,116.20/17,795,408.05 = 7,388,380.71/x
3. Step 3: Cross multiply
   12,895,116.20x = 17,795,408.05 × 7,388,380.71
4. Step 4: Simplify right side
   12,895,116.20x = 131,479,249,530,874.56
5. Step 5: Solve for x
   x = 131,479,249,530,874.56/12,895,116.20
6. Step 6: Final answer
   x = 10,196,050.00