Finding the Fourth Proportional to 30,272, 41,776.72 and 25,227.80

Step by Step Solution

1. Step 1: Write the proportion equation
   30,272 : 41,776.72 = 25,227.80 : x
2. Step 2: Convert to fraction form
   30,272/41,776.72 = 25,227.80/x
3. Step 3: Cross multiply
   30,272x = 41,776.72 × 25,227.80
4. Step 4: Simplify right side
   30,272x = 1,053,934,736.82
5. Step 5: Solve for x
   x = 1,053,934,736.82/30,272
6. Step 6: Final answer
   x = 34,815.50