Finding the Fourth Proportional to 13,100.62, 19,647.42 and 4,333.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,100.62 : 19,647.42 = 4,333.18 : x
2. Step 2: Convert to fraction form
   13,100.62/19,647.42 = 4,333.18/x
3. Step 3: Cross multiply
   13,100.62x = 19,647.42 × 4,333.18
4. Step 4: Simplify right side
   13,100.62x = 85,135,807.40
5. Step 5: Solve for x
   x = 85,135,807.40/13,100.62
6. Step 6: Final answer
   x = 6,498.61