Finding the Fourth Proportional to 9,388.29, 12,955.86 and 5,851.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,388.29 : 12,955.86 = 5,851.50 : x
2. Step 2: Convert to fraction form
   9,388.29/12,955.86 = 5,851.50/x
3. Step 3: Cross multiply
   9,388.29x = 12,955.86 × 5,851.50
4. Step 4: Simplify right side
   9,388.29x = 75,811,192.85
5. Step 5: Solve for x
   x = 75,811,192.85/9,388.29
6. Step 6: Final answer
   x = 8,075.08