Finding the Fourth Proportional to 8,636.54, 12,947.06 and 3,368.00

Step by Step Solution

1. Step 1: Write the proportion equation
   8,636.54 : 12,947.06 = 3,368.00 : x
2. Step 2: Convert to fraction form
   8,636.54/12,947.06 = 3,368.00/x
3. Step 3: Cross multiply
   8,636.54x = 12,947.06 × 3,368.00
4. Step 4: Simplify right side
   8,636.54x = 43,605,633.34
5. Step 5: Solve for x
   x = 43,605,633.34/8,636.54
6. Step 6: Final answer
   x = 5,048.97