Finding the Fourth Proportional to 9,946.14, 14,890.41 and 7,491.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,946.14 : 14,890.41 = 7,491.30 : x
2. Step 2: Convert to fraction form
   9,946.14/14,890.41 = 7,491.30/x
3. Step 3: Cross multiply
   9,946.14x = 14,890.41 × 7,491.30
4. Step 4: Simplify right side
   9,946.14x = 111,548,528.43
5. Step 5: Solve for x
   x = 111,548,528.43/9,946.14
6. Step 6: Final answer
   x = 11,215.26