Finding the Fourth Proportional to 16,499,459.83, 22,768,912.06 and 9,156,866.53

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499,459.83 : 22,768,912.06 = 9,156,866.53 : x
2. Step 2: Convert to fraction form
   16,499,459.83/22,768,912.06 = 9,156,866.53/x
3. Step 3: Cross multiply
   16,499,459.83x = 22,768,912.06 × 9,156,866.53
4. Step 4: Simplify right side
   16,499,459.83x = 208,491,888,766,727.31
5. Step 5: Solve for x
   x = 208,491,888,766,727.31/16,499,459.83
6. Step 6: Final answer
   x = 12,636,285.73