Finding the Fourth Proportional to 10,871.25, 15,002.34 and 5,903.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,871.25 : 15,002.34 = 5,903.25 : x
2. Step 2: Convert to fraction form
   10,871.25/15,002.34 = 5,903.25/x
3. Step 3: Cross multiply
   10,871.25x = 15,002.34 × 5,903.25
4. Step 4: Simplify right side
   10,871.25x = 88,562,563.61
5. Step 5: Solve for x
   x = 88,562,563.61/10,871.25
6. Step 6: Final answer
   x = 8,146.49