Finding the Fourth Proportional to 9,984.41, 14,985.81 and 5,057.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,984.41 : 14,985.81 = 5,057.48 : x
2. Step 2: Convert to fraction form
   9,984.41/14,985.81 = 5,057.48/x
3. Step 3: Cross multiply
   9,984.41x = 14,985.81 × 5,057.48
4. Step 4: Simplify right side
   9,984.41x = 75,790,434.36
5. Step 5: Solve for x
   x = 75,790,434.36/9,984.41
6. Step 6: Final answer
   x = 7,590.88