Finding the Fourth Proportional to 7,275.06, 10,915.83 and 3,811.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,275.06 : 10,915.83 = 3,811.50 : x
2. Step 2: Convert to fraction form
   7,275.06/10,915.83 = 3,811.50/x
3. Step 3: Cross multiply
   7,275.06x = 10,915.83 × 3,811.50
4. Step 4: Simplify right side
   7,275.06x = 41,605,686.05
5. Step 5: Solve for x
   x = 41,605,686.05/7,275.06
6. Step 6: Final answer
   x = 5,718.95