Finding the Fourth Proportional to 10,923.30, 16,386.57 and 3,526.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,923.30 : 16,386.57 = 3,526.38 : x
2. Step 2: Convert to fraction form
   10,923.30/16,386.57 = 3,526.38/x
3. Step 3: Cross multiply
   10,923.30x = 16,386.57 × 3,526.38
4. Step 4: Simplify right side
   10,923.30x = 57,785,272.72
5. Step 5: Solve for x
   x = 57,785,272.72/10,923.30
6. Step 6: Final answer
   x = 5,290.09