Finding the Fourth Proportional to 10,486.12, 14,471.06 and 5,770.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,486.12 : 14,471.06 = 5,770.72 : x
2. Step 2: Convert to fraction form
   10,486.12/14,471.06 = 5,770.72/x
3. Step 3: Cross multiply
   10,486.12x = 14,471.06 × 5,770.72
4. Step 4: Simplify right side
   10,486.12x = 83,508,435.36
5. Step 5: Solve for x
   x = 83,508,435.36/10,486.12
6. Step 6: Final answer
   x = 7,963.71