Finding the Fourth Proportional to 9,814.82, 14,727.69 and 3,971.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,814.82 : 14,727.69 = 3,971.88 : x
2. Step 2: Convert to fraction form
   9,814.82/14,727.69 = 3,971.88/x
3. Step 3: Cross multiply
   9,814.82x = 14,727.69 × 3,971.88
4. Step 4: Simplify right side
   9,814.82x = 58,496,617.36
5. Step 5: Solve for x
   x = 58,496,617.36/9,814.82
6. Step 6: Final answer
   x = 5,960.03