Finding the Fourth Proportional to 10,261.65, 15,394.89 and 3,336.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,261.65 : 15,394.89 = 3,336.15 : x
2. Step 2: Convert to fraction form
   10,261.65/15,394.89 = 3,336.15/x
3. Step 3: Cross multiply
   10,261.65x = 15,394.89 × 3,336.15
4. Step 4: Simplify right side
   10,261.65x = 51,359,645.59
5. Step 5: Solve for x
   x = 51,359,645.59/10,261.65
6. Step 6: Final answer
   x = 5,005.01