Finding the Fourth Proportional to 25,672.82, 35,428.73 and 15,062.63

Step by Step Solution

1. Step 1: Write the proportion equation
   25,672.82 : 35,428.73 = 15,062.63 : x
2. Step 2: Convert to fraction form
   25,672.82/35,428.73 = 15,062.63/x
3. Step 3: Cross multiply
   25,672.82x = 35,428.73 × 15,062.63
4. Step 4: Simplify right side
   25,672.82x = 533,649,598.90
5. Step 5: Solve for x
   x = 533,649,598.90/25,672.82
6. Step 6: Final answer
   x = 20,786.56