Finding the Fourth Proportional to 21,465.44, 29,623.56 and 16,150.76

Step by Step Solution

1. Step 1: Write the proportion equation
   21,465.44 : 29,623.56 = 16,150.76 : x
2. Step 2: Convert to fraction form
   21,465.44/29,623.56 = 16,150.76/x
3. Step 3: Cross multiply
   21,465.44x = 29,623.56 × 16,150.76
4. Step 4: Simplify right side
   21,465.44x = 478,443,007.91
5. Step 5: Solve for x
   x = 478,443,007.91/21,465.44
6. Step 6: Final answer
   x = 22,288.99