Finding the Fourth Proportional to 9,492.21, 14,238.27 and 3,942.45

Step by Step Solution

1. Step 1: Write the proportion equation
   9,492.21 : 14,238.27 = 3,942.45 : x
2. Step 2: Convert to fraction form
   9,492.21/14,238.27 = 3,942.45/x
3. Step 3: Cross multiply
   9,492.21x = 14,238.27 × 3,942.45
4. Step 4: Simplify right side
   9,492.21x = 56,133,667.56
5. Step 5: Solve for x
   x = 56,133,667.56/9,492.21
6. Step 6: Final answer
   x = 5,913.66