Finding the Fourth Proportional to 7,111.50, 10,671.09 and 3,463.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,111.50 : 10,671.09 = 3,463.50 : x
2. Step 2: Convert to fraction form
   7,111.50/10,671.09 = 3,463.50/x
3. Step 3: Cross multiply
   7,111.50x = 10,671.09 × 3,463.50
4. Step 4: Simplify right side
   7,111.50x = 36,959,320.22
5. Step 5: Solve for x
   x = 36,959,320.22/7,111.50
6. Step 6: Final answer
   x = 5,197.12