Finding the Fourth Proportional to 10,841.16, 16,250.56 and 5,287.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,841.16 : 16,250.56 = 5,287.65 : x
2. Step 2: Convert to fraction form
   10,841.16/16,250.56 = 5,287.65/x
3. Step 3: Cross multiply
   10,841.16x = 16,250.56 × 5,287.65
4. Step 4: Simplify right side
   10,841.16x = 85,927,192.33
5. Step 5: Solve for x
   x = 85,927,192.33/10,841.16
6. Step 6: Final answer
   x = 7,926.01