Finding the Fourth Proportional to 10,013.55, 13,803.97 and 7,882.26

Step by Step Solution

1. Step 1: Write the proportion equation
   10,013.55 : 13,803.97 = 7,882.26 : x
2. Step 2: Convert to fraction form
   10,013.55/13,803.97 = 7,882.26/x
3. Step 3: Cross multiply
   10,013.55x = 13,803.97 × 7,882.26
4. Step 4: Simplify right side
   10,013.55x = 108,806,480.57
5. Step 5: Solve for x
   x = 108,806,480.57/10,013.55
6. Step 6: Final answer
   x = 10,865.92