Finding the Fourth Proportional to 9,871.34, 14,794.72 and 4,942.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,871.34 : 14,794.72 = 4,942.42 : x
2. Step 2: Convert to fraction form
   9,871.34/14,794.72 = 4,942.42/x
3. Step 3: Cross multiply
   9,871.34x = 14,794.72 × 4,942.42
4. Step 4: Simplify right side
   9,871.34x = 73,121,670.68
5. Step 5: Solve for x
   x = 73,121,670.68/9,871.34
6. Step 6: Final answer
   x = 7,407.48