Finding the Fourth Proportional to 10,907.89, 16,358.36 and 3,510.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,907.89 : 16,358.36 = 3,510.63 : x
2. Step 2: Convert to fraction form
   10,907.89/16,358.36 = 3,510.63/x
3. Step 3: Cross multiply
   10,907.89x = 16,358.36 × 3,510.63
4. Step 4: Simplify right side
   10,907.89x = 57,428,149.37
5. Step 5: Solve for x
   x = 57,428,149.37/10,907.89
6. Step 6: Final answer
   x = 5,264.83