Finding the Fourth Proportional to 10,098.72, 13,935.24 and 5,622.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,098.72 : 13,935.24 = 5,622.30 : x
2. Step 2: Convert to fraction form
   10,098.72/13,935.24 = 5,622.30/x
3. Step 3: Cross multiply
   10,098.72x = 13,935.24 × 5,622.30
4. Step 4: Simplify right side
   10,098.72x = 78,348,099.85
5. Step 5: Solve for x
   x = 78,348,099.85/10,098.72
6. Step 6: Final answer
   x = 7,758.22