Finding the Fourth Proportional to 13,103.25, 19,654.38 and 3,242.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,103.25 : 19,654.38 = 3,242.31 : x
2. Step 2: Convert to fraction form
   13,103.25/19,654.38 = 3,242.31/x
3. Step 3: Cross multiply
   13,103.25x = 19,654.38 × 3,242.31
4. Step 4: Simplify right side
   13,103.25x = 63,725,592.82
5. Step 5: Solve for x
   x = 63,725,592.82/13,103.25
6. Step 6: Final answer
   x = 4,863.34