Finding the Fourth Proportional to 25,670.82, 35,425.86 and 14,340.79

Step by Step Solution

1. Step 1: Write the proportion equation
   25,670.82 : 35,425.86 = 14,340.79 : x
2. Step 2: Convert to fraction form
   25,670.82/35,425.86 = 14,340.79/x
3. Step 3: Cross multiply
   25,670.82x = 35,425.86 × 14,340.79
4. Step 4: Simplify right side
   25,670.82x = 508,034,818.83
5. Step 5: Solve for x
   x = 508,034,818.83/25,670.82
6. Step 6: Final answer
   x = 19,790.36