Finding the Fourth Proportional to 16,139,633.98, 22,272,024.72 and 8,797,305.55

Step by Step Solution

1. Step 1: Write the proportion equation
   16,139,633.98 : 22,272,024.72 = 8,797,305.55 : x
2. Step 2: Convert to fraction form
   16,139,633.98/22,272,024.72 = 8,797,305.55/x
3. Step 3: Cross multiply
   16,139,633.98x = 22,272,024.72 × 8,797,305.55
4. Step 4: Simplify right side
   16,139,633.98x = 195,933,806,678,993.19
5. Step 5: Solve for x
   x = 195,933,806,678,993.19/16,139,633.98
6. Step 6: Final answer
   x = 12,139,916.37