Finding the Fourth Proportional to 16,021,558.42, 22,139,078.78 and 11,663,077.92

Step by Step Solution

1. Step 1: Write the proportion equation
   16,021,558.42 : 22,139,078.78 = 11,663,077.92 : x
2. Step 2: Convert to fraction form
   16,021,558.42/22,139,078.78 = 11,663,077.92/x
3. Step 3: Cross multiply
   16,021,558.42x = 22,139,078.78 × 11,663,077.92
4. Step 4: Simplify right side
   16,021,558.42x = 258,209,800,888,158.56
5. Step 5: Solve for x
   x = 258,209,800,888,158.56/16,021,558.42
6. Step 6: Final answer
   x = 16,116,397.30