Finding the Fourth Proportional to 21,474.72, 32,150.64 and 14,536.80

Step by Step Solution

1. Step 1: Write the proportion equation
   21,474.72 : 32,150.64 = 14,536.80 : x
2. Step 2: Convert to fraction form
   21,474.72/32,150.64 = 14,536.80/x
3. Step 3: Cross multiply
   21,474.72x = 32,150.64 × 14,536.80
4. Step 4: Simplify right side
   21,474.72x = 467,367,423.55
5. Step 5: Solve for x
   x = 467,367,423.55/21,474.72
6. Step 6: Final answer
   x = 21,763.61