Finding the Fourth Proportional to 9,818.58, 14,730.28 and 8,066.54

Step by Step Solution

1. Step 1: Write the proportion equation
   9,818.58 : 14,730.28 = 8,066.54 : x
2. Step 2: Convert to fraction form
   9,818.58/14,730.28 = 8,066.54/x
3. Step 3: Cross multiply
   9,818.58x = 14,730.28 × 8,066.54
4. Step 4: Simplify right side
   9,818.58x = 118,822,392.83
5. Step 5: Solve for x
   x = 118,822,392.83/9,818.58
6. Step 6: Final answer
   x = 12,101.79