Finding the Fourth Proportional to 14,500.72, 21,728.94 and 10,784.98

Step by Step Solution

1. Step 1: Write the proportion equation
   14,500.72 : 21,728.94 = 10,784.98 : x
2. Step 2: Convert to fraction form
   14,500.72/21,728.94 = 10,784.98/x
3. Step 3: Cross multiply
   14,500.72x = 21,728.94 × 10,784.98
4. Step 4: Simplify right side
   14,500.72x = 234,346,088.56
5. Step 5: Solve for x
   x = 234,346,088.56/14,500.72
6. Step 6: Final answer
   x = 16,161.00