Finding the Fourth Proportional to 25,035.89, 34,512.72 and 19,057.15

Step by Step Solution

1. Step 1: Write the proportion equation
   25,035.89 : 34,512.72 = 19,057.15 : x
2. Step 2: Convert to fraction form
   25,035.89/34,512.72 = 19,057.15/x
3. Step 3: Cross multiply
   25,035.89x = 34,512.72 × 19,057.15
4. Step 4: Simplify right side
   25,035.89x = 657,714,081.95
5. Step 5: Solve for x
   x = 657,714,081.95/25,035.89
6. Step 6: Final answer
   x = 26,270.85