Finding the Fourth Proportional to 9,943.76, 14,915.57 and 3,018.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,943.76 : 14,915.57 = 3,018.26 : x
2. Step 2: Convert to fraction form
   9,943.76/14,915.57 = 3,018.26/x
3. Step 3: Cross multiply
   9,943.76x = 14,915.57 × 3,018.26
4. Step 4: Simplify right side
   9,943.76x = 45,018,978.64
5. Step 5: Solve for x
   x = 45,018,978.64/9,943.76
6. Step 6: Final answer
   x = 4,527.36