Finding the Fourth Proportional to 10,089.46, 15,131.91 and 3,425.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,089.46 : 15,131.91 = 3,425.49 : x
2. Step 2: Convert to fraction form
   10,089.46/15,131.91 = 3,425.49/x
3. Step 3: Cross multiply
   10,089.46x = 15,131.91 × 3,425.49
4. Step 4: Simplify right side
   10,089.46x = 51,834,219.23
5. Step 5: Solve for x
   x = 51,834,219.23/10,089.46
6. Step 6: Final answer
   x = 5,137.46