Finding the Fourth Proportional to 13,087.17, 19,633.59 and 4,200.44

Step by Step Solution

1. Step 1: Write the proportion equation
   13,087.17 : 19,633.59 = 4,200.44 : x
2. Step 2: Convert to fraction form
   13,087.17/19,633.59 = 4,200.44/x
3. Step 3: Cross multiply
   13,087.17x = 19,633.59 × 4,200.44
4. Step 4: Simplify right side
   13,087.17x = 82,469,618.61
5. Step 5: Solve for x
   x = 82,469,618.61/13,087.17
6. Step 6: Final answer
   x = 6,301.56