Finding the Fourth Proportional to 14,814.86, 20,444.52 and 8,100.51

Step by Step Solution

1. Step 1: Write the proportion equation
   14,814.86 : 20,444.52 = 8,100.51 : x
2. Step 2: Convert to fraction form
   14,814.86/20,444.52 = 8,100.51/x
3. Step 3: Cross multiply
   14,814.86x = 20,444.52 × 8,100.51
4. Step 4: Simplify right side
   14,814.86x = 165,611,061.85
5. Step 5: Solve for x
   x = 165,611,061.85/14,814.86
6. Step 6: Final answer
   x = 11,178.72