Finding the Fourth Proportional to 21,500.34, 29,642.18 and 14,773.56

Step by Step Solution

1. Step 1: Write the proportion equation
   21,500.34 : 29,642.18 = 14,773.56 : x
2. Step 2: Convert to fraction form
   21,500.34/29,642.18 = 14,773.56/x
3. Step 3: Cross multiply
   21,500.34x = 29,642.18 × 14,773.56
4. Step 4: Simplify right side
   21,500.34x = 437,920,524.76
5. Step 5: Solve for x
   x = 437,920,524.76/21,500.34
6. Step 6: Final answer
   x = 20,368.07