Finding the Fourth Proportional to 9,900.46, 14,873.91 and 9,340.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,900.46 : 14,873.91 = 9,340.03 : x
2. Step 2: Convert to fraction form
   9,900.46/14,873.91 = 9,340.03/x
3. Step 3: Cross multiply
   9,900.46x = 14,873.91 × 9,340.03
4. Step 4: Simplify right side
   9,900.46x = 138,922,728.43
5. Step 5: Solve for x
   x = 138,922,728.43/9,900.46
6. Step 6: Final answer
   x = 14,031.95