Finding the Fourth Proportional to 10,412.38, 15,612.09 and 4,863.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,412.38 : 15,612.09 = 4,863.34 : x
2. Step 2: Convert to fraction form
   10,412.38/15,612.09 = 4,863.34/x
3. Step 3: Cross multiply
   10,412.38x = 15,612.09 × 4,863.34
4. Step 4: Simplify right side
   10,412.38x = 75,926,901.78
5. Step 5: Solve for x
   x = 75,926,901.78/10,412.38
6. Step 6: Final answer
   x = 7,291.98