Finding the Fourth Proportional to 10,261.72, 15,393.69 and 3,241.92

Step by Step Solution

1. Step 1: Write the proportion equation
   10,261.72 : 15,393.69 = 3,241.92 : x
2. Step 2: Convert to fraction form
   10,261.72/15,393.69 = 3,241.92/x
3. Step 3: Cross multiply
   10,261.72x = 15,393.69 × 3,241.92
4. Step 4: Simplify right side
   10,261.72x = 49,905,111.48
5. Step 5: Solve for x
   x = 49,905,111.48/10,261.72
6. Step 6: Final answer
   x = 4,863.23