Finding the Fourth Proportional to 13,199.82, 19,807.17 and 5,414.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,199.82 : 19,807.17 = 5,414.10 : x
2. Step 2: Convert to fraction form
   13,199.82/19,807.17 = 5,414.10/x
3. Step 3: Cross multiply
   13,199.82x = 19,807.17 × 5,414.10
4. Step 4: Simplify right side
   13,199.82x = 107,237,999.10
5. Step 5: Solve for x
   x = 107,237,999.10/13,199.82
6. Step 6: Final answer
   x = 8,124.20