Finding the Fourth Proportional to 10,246.35, 14,139.81 and 5,770.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,246.35 : 14,139.81 = 5,770.09 : x
2. Step 2: Convert to fraction form
   10,246.35/14,139.81 = 5,770.09/x
3. Step 3: Cross multiply
   10,246.35x = 14,139.81 × 5,770.09
4. Step 4: Simplify right side
   10,246.35x = 81,587,976.28
5. Step 5: Solve for x
   x = 81,587,976.28/10,246.35
6. Step 6: Final answer
   x = 7,962.64