Finding the Fourth Proportional to 8,784.30, 13,173.75 and 3,238.14

Step by Step Solution

1. Step 1: Write the proportion equation
   8,784.30 : 13,173.75 = 3,238.14 : x
2. Step 2: Convert to fraction form
   8,784.30/13,173.75 = 3,238.14/x
3. Step 3: Cross multiply
   8,784.30x = 13,173.75 × 3,238.14
4. Step 4: Simplify right side
   8,784.30x = 42,658,446.83
5. Step 5: Solve for x
   x = 42,658,446.83/8,784.30
6. Step 6: Final answer
   x = 4,856.21