Finding the Fourth Proportional to 9,384.57, 12,950.72 and 5,847.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,384.57 : 12,950.72 = 5,847.80 : x
2. Step 2: Convert to fraction form
   9,384.57/12,950.72 = 5,847.80/x
3. Step 3: Cross multiply
   9,384.57x = 12,950.72 × 5,847.80
4. Step 4: Simplify right side
   9,384.57x = 75,733,158.80
5. Step 5: Solve for x
   x = 75,733,158.80/9,384.57
6. Step 6: Final answer
   x = 8,069.96