Finding the Fourth Proportional to 10,456.96, 15,682.12 and 3,435.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,456.96 : 15,682.12 = 3,435.34 : x
2. Step 2: Convert to fraction form
   10,456.96/15,682.12 = 3,435.34/x
3. Step 3: Cross multiply
   10,456.96x = 15,682.12 × 3,435.34
4. Step 4: Simplify right side
   10,456.96x = 53,873,414.12
5. Step 5: Solve for x
   x = 53,873,414.12/10,456.96
6. Step 6: Final answer
   x = 5,151.92