Finding the Fourth Proportional to 10,098.22, 13,935.22 and 5,621.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,098.22 : 13,935.22 = 5,621.87 : x
2. Step 2: Convert to fraction form
   10,098.22/13,935.22 = 5,621.87/x
3. Step 3: Cross multiply
   10,098.22x = 13,935.22 × 5,621.87
4. Step 4: Simplify right side
   10,098.22x = 78,342,016.04
5. Step 5: Solve for x
   x = 78,342,016.04/10,098.22
6. Step 6: Final answer
   x = 7,758.00