Finding the Fourth Proportional to 22,072.12, 30,438.64 and 14,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,072.12 : 30,438.64 = 14,100.50 : x
2. Step 2: Convert to fraction form
   22,072.12/30,438.64 = 14,100.50/x
3. Step 3: Cross multiply
   22,072.12x = 30,438.64 × 14,100.50
4. Step 4: Simplify right side
   22,072.12x = 429,200,043.32
5. Step 5: Solve for x
   x = 429,200,043.32/22,072.12
6. Step 6: Final answer
   x = 19,445.35