Finding the Fourth Proportional to 14,498.42, 20,007.15 and 8,210.84

Step by Step Solution

1. Step 1: Write the proportion equation
   14,498.42 : 20,007.15 = 8,210.84 : x
2. Step 2: Convert to fraction form
   14,498.42/20,007.15 = 8,210.84/x
3. Step 3: Cross multiply
   14,498.42x = 20,007.15 × 8,210.84
4. Step 4: Simplify right side
   14,498.42x = 164,275,507.51
5. Step 5: Solve for x
   x = 164,275,507.51/14,498.42
6. Step 6: Final answer
   x = 11,330.58