Finding the Fourth Proportional to 12,252.55, 18,384.89 and 4,856.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,252.55 : 18,384.89 = 4,856.84 : x
2. Step 2: Convert to fraction form
   12,252.55/18,384.89 = 4,856.84/x
3. Step 3: Cross multiply
   12,252.55x = 18,384.89 × 4,856.84
4. Step 4: Simplify right side
   12,252.55x = 89,292,469.15
5. Step 5: Solve for x
   x = 89,292,469.15/12,252.55
6. Step 6: Final answer
   x = 7,287.66