Finding the Fourth Proportional to 10,801.50, 16,189.52 and 4,871.44

Step by Step Solution

1. Step 1: Write the proportion equation
   10,801.50 : 16,189.52 = 4,871.44 : x
2. Step 2: Convert to fraction form
   10,801.50/16,189.52 = 4,871.44/x
3. Step 3: Cross multiply
   10,801.50x = 16,189.52 × 4,871.44
4. Step 4: Simplify right side
   10,801.50x = 78,866,271.19
5. Step 5: Solve for x
   x = 78,866,271.19/10,801.50
6. Step 6: Final answer
   x = 7,301.42