Finding the Fourth Proportional to 11,067,164.27, 16,578,513.78 and 5,510,960.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,067,164.27 : 16,578,513.78 = 5,510,960.72 : x
2. Step 2: Convert to fraction form
   11,067,164.27/16,578,513.78 = 5,510,960.72/x
3. Step 3: Cross multiply
   11,067,164.27x = 16,578,513.78 × 5,510,960.72
4. Step 4: Simplify right side
   11,067,164.27x = 91,363,538,196,169.47
5. Step 5: Solve for x
   x = 91,363,538,196,169.47/11,067,164.27
6. Step 6: Final answer
   x = 8,255,370.21