Finding the Fourth Proportional to 9,856.69, 14,784.49 and 4,018.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,856.69 : 14,784.49 = 4,018.21 : x
2. Step 2: Convert to fraction form
   9,856.69/14,784.49 = 4,018.21/x
3. Step 3: Cross multiply
   9,856.69x = 14,784.49 × 4,018.21
4. Step 4: Simplify right side
   9,856.69x = 59,407,153.62
5. Step 5: Solve for x
   x = 59,407,153.62/9,856.69
6. Step 6: Final answer
   x = 6,027.09