Finding the Fourth Proportional to 10,920.51, 16,382.93 and 3,526.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,920.51 : 16,382.93 = 3,526.83 : x
2. Step 2: Convert to fraction form
   10,920.51/16,382.93 = 3,526.83/x
3. Step 3: Cross multiply
   10,920.51x = 16,382.93 × 3,526.83
4. Step 4: Simplify right side
   10,920.51x = 57,779,791.38
5. Step 5: Solve for x
   x = 57,779,791.38/10,920.51
6. Step 6: Final answer
   x = 5,290.94