Finding the Fourth Proportional to 10,425.76, 15,634.70 and 3,404.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,425.76 : 15,634.70 = 3,404.10 : x
2. Step 2: Convert to fraction form
   10,425.76/15,634.70 = 3,404.10/x
3. Step 3: Cross multiply
   10,425.76x = 15,634.70 × 3,404.10
4. Step 4: Simplify right side
   10,425.76x = 53,222,082.27
5. Step 5: Solve for x
   x = 53,222,082.27/10,425.76
6. Step 6: Final answer
   x = 5,104.86