Finding the Fourth Proportional to 14,764.72, 22,152.84 and 8,521.44

Step by Step Solution

1. Step 1: Write the proportion equation
   14,764.72 : 22,152.84 = 8,521.44 : x
2. Step 2: Convert to fraction form
   14,764.72/22,152.84 = 8,521.44/x
3. Step 3: Cross multiply
   14,764.72x = 22,152.84 × 8,521.44
4. Step 4: Simplify right side
   14,764.72x = 188,774,096.89
5. Step 5: Solve for x
   x = 188,774,096.89/14,764.72
6. Step 6: Final answer
   x = 12,785.48