Finding the Fourth Proportional to 7,213.48, 10,816.52 and 3,314.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,213.48 : 10,816.52 = 3,314.50 : x
2. Step 2: Convert to fraction form
   7,213.48/10,816.52 = 3,314.50/x
3. Step 3: Cross multiply
   7,213.48x = 10,816.52 × 3,314.50
4. Step 4: Simplify right side
   7,213.48x = 35,851,355.54
5. Step 5: Solve for x
   x = 35,851,355.54/7,213.48
6. Step 6: Final answer
   x = 4,970.05