Finding the Fourth Proportional to 16,021,362.31, 22,109,391.41 and 8,679,338.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,021,362.31 : 22,109,391.41 = 8,679,338.82 : x
2. Step 2: Convert to fraction form
   16,021,362.31/22,109,391.41 = 8,679,338.82/x
3. Step 3: Cross multiply
   16,021,362.31x = 22,109,391.41 × 8,679,338.82
4. Step 4: Simplify right side
   16,021,362.31x = 191,894,899,207,870.16
5. Step 5: Solve for x
   x = 191,894,899,207,870.16/16,021,362.31
6. Step 6: Final answer
   x = 11,977,439.59