Finding the Fourth Proportional to 9,984.26, 14,978.01 and 3,057.14

Step by Step Solution

1. Step 1: Write the proportion equation
   9,984.26 : 14,978.01 = 3,057.14 : x
2. Step 2: Convert to fraction form
   9,984.26/14,978.01 = 3,057.14/x
3. Step 3: Cross multiply
   9,984.26x = 14,978.01 × 3,057.14
4. Step 4: Simplify right side
   9,984.26x = 45,789,873.49
5. Step 5: Solve for x
   x = 45,789,873.49/9,984.26
6. Step 6: Final answer
   x = 4,586.21