Finding the Fourth Proportional to 9,490.72, 14,238.84 and 3,943.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,490.72 : 14,238.84 = 3,943.03 : x
2. Step 2: Convert to fraction form
   9,490.72/14,238.84 = 3,943.03/x
3. Step 3: Cross multiply
   9,490.72x = 14,238.84 × 3,943.03
4. Step 4: Simplify right side
   9,490.72x = 56,144,173.29
5. Step 5: Solve for x
   x = 56,144,173.29/9,490.72
6. Step 6: Final answer
   x = 5,915.69