Finding the Fourth Proportional to 10,852.03, 16,280.50 and 3,456.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,852.03 : 16,280.50 = 3,456.91 : x
2. Step 2: Convert to fraction form
   10,852.03/16,280.50 = 3,456.91/x
3. Step 3: Cross multiply
   10,852.03x = 16,280.50 × 3,456.91
4. Step 4: Simplify right side
   10,852.03x = 56,280,223.26
5. Step 5: Solve for x
   x = 56,280,223.26/10,852.03
6. Step 6: Final answer
   x = 5,186.15