Finding the Fourth Proportional to 30,627.66, 42,306.72 and 22,710.72

Step by Step Solution

1. Step 1: Write the proportion equation
   30,627.66 : 42,306.72 = 22,710.72 : x
2. Step 2: Convert to fraction form
   30,627.66/42,306.72 = 22,710.72/x
3. Step 3: Cross multiply
   30,627.66x = 42,306.72 × 22,710.72
4. Step 4: Simplify right side
   30,627.66x = 960,816,072.04
5. Step 5: Solve for x
   x = 960,816,072.04/30,627.66
6. Step 6: Final answer
   x = 31,370.86