Finding the Fourth Proportional to 9,504.50, 13,116.50 and 5,312.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,504.50 : 13,116.50 = 5,312.76 : x
2. Step 2: Convert to fraction form
   9,504.50/13,116.50 = 5,312.76/x
3. Step 3: Cross multiply
   9,504.50x = 13,116.50 × 5,312.76
4. Step 4: Simplify right side
   9,504.50x = 69,684,816.54
5. Step 5: Solve for x
   x = 69,684,816.54/9,504.50
6. Step 6: Final answer
   x = 7,331.77