Finding the Fourth Proportional to 9,818.55, 14,727.72 and 3,975.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,818.55 : 14,727.72 = 3,975.06 : x
2. Step 2: Convert to fraction form
   9,818.55/14,727.72 = 3,975.06/x
3. Step 3: Cross multiply
   9,818.55x = 14,727.72 × 3,975.06
4. Step 4: Simplify right side
   9,818.55x = 58,543,570.66
5. Step 5: Solve for x
   x = 58,543,570.66/9,818.55
6. Step 6: Final answer
   x = 5,962.55