Finding the Fourth Proportional to 13,019.04, 19,533.96 and 5,622.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,019.04 : 19,533.96 = 5,622.12 : x
2. Step 2: Convert to fraction form
   13,019.04/19,533.96 = 5,622.12/x
3. Step 3: Cross multiply
   13,019.04x = 19,533.96 × 5,622.12
4. Step 4: Simplify right side
   13,019.04x = 109,822,267.20
5. Step 5: Solve for x
   x = 109,822,267.20/13,019.04
6. Step 6: Final answer
   x = 8,435.51