Finding the Fourth Proportional to 11,139,385.55, 16,715,591.93 and 4,661,919.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,139,385.55 : 16,715,591.93 = 4,661,919.83 : x
2. Step 2: Convert to fraction form
   11,139,385.55/16,715,591.93 = 4,661,919.83/x
3. Step 3: Cross multiply
   11,139,385.55x = 16,715,591.93 × 4,661,919.83
4. Step 4: Simplify right side
   11,139,385.55x = 77,926,749,542,098.73
5. Step 5: Solve for x
   x = 77,926,749,542,098.73/11,139,385.55
6. Step 6: Final answer
   x = 6,995,605.75