Finding the Fourth Proportional to 16,155,488.28, 22,388,891.96 and 15,848,913.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,155,488.28 : 22,388,891.96 = 15,848,913.42 : x
2. Step 2: Convert to fraction form
   16,155,488.28/22,388,891.96 = 15,848,913.42/x
3. Step 3: Cross multiply
   16,155,488.28x = 22,388,891.96 × 15,848,913.42
4. Step 4: Simplify right side
   16,155,488.28x = 354,839,610,164,529.50
5. Step 5: Solve for x
   x = 354,839,610,164,529.50/16,155,488.28
6. Step 6: Final answer
   x = 21,964,028.82