Finding the Fourth Proportional to 10,494.15, 15,736.76 and 3,915.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,494.15 : 15,736.76 = 3,915.73 : x
2. Step 2: Convert to fraction form
   10,494.15/15,736.76 = 3,915.73/x
3. Step 3: Cross multiply
   10,494.15x = 15,736.76 × 3,915.73
4. Step 4: Simplify right side
   10,494.15x = 61,620,903.23
5. Step 5: Solve for x
   x = 61,620,903.23/10,494.15
6. Step 6: Final answer
   x = 5,871.93