Finding the Fourth Proportional to 10,756,646.86, 16,138,124.31 and 3,469,960.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,756,646.86 : 16,138,124.31 = 3,469,960.63 : x
2. Step 2: Convert to fraction form
   10,756,646.86/16,138,124.31 = 3,469,960.63/x
3. Step 3: Cross multiply
   10,756,646.86x = 16,138,124.31 × 3,469,960.63
4. Step 4: Simplify right side
   10,756,646.86x = 55,998,655,997,745.91
5. Step 5: Solve for x
   x = 55,998,655,997,745.91/10,756,646.86
6. Step 6: Final answer
   x = 5,205,958.39