Finding the Fourth Proportional to 22,074.30, 30,447.36 and 14,112.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,074.30 : 30,447.36 = 14,112.72 : x
2. Step 2: Convert to fraction form
   22,074.30/30,447.36 = 14,112.72/x
3. Step 3: Cross multiply
   22,074.30x = 30,447.36 × 14,112.72
4. Step 4: Simplify right side
   22,074.30x = 429,695,066.42
5. Step 5: Solve for x
   x = 429,695,066.42/22,074.30
6. Step 6: Final answer
   x = 19,465.85