Finding the Fourth Proportional to 16,499,460.08, 22,768,912.41 and 9,156,866.78

Step by Step Solution

1. Step 1: Write the proportion equation
   16,499,460.08 : 22,768,912.41 = 9,156,866.78 : x
2. Step 2: Convert to fraction form
   16,499,460.08/22,768,912.41 = 9,156,866.78/x
3. Step 3: Cross multiply
   16,499,460.08x = 22,768,912.41 × 9,156,866.78
4. Step 4: Simplify right side
   16,499,460.08x = 208,491,897,663,858.72
5. Step 5: Solve for x
   x = 208,491,897,663,858.72/16,499,460.08
6. Step 6: Final answer
   x = 12,636,286.08