Finding the Fourth Proportional to 22,072.42, 30,460.55 and 12,001.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,072.42 : 30,460.55 = 12,001.56 : x
2. Step 2: Convert to fraction form
   22,072.42/30,460.55 = 12,001.56/x
3. Step 3: Cross multiply
   22,072.42x = 30,460.55 × 12,001.56
4. Step 4: Simplify right side
   22,072.42x = 365,574,118.46
5. Step 5: Solve for x
   x = 365,574,118.46/22,072.42
6. Step 6: Final answer
   x = 16,562.48