Finding the Fourth Proportional to 22,789.16, 34,171.89 and 10,303.21

Step by Step Solution

1. Step 1: Write the proportion equation
   22,789.16 : 34,171.89 = 10,303.21 : x
2. Step 2: Convert to fraction form
   22,789.16/34,171.89 = 10,303.21/x
3. Step 3: Cross multiply
   22,789.16x = 34,171.89 × 10,303.21
4. Step 4: Simplify right side
   22,789.16x = 352,080,158.77
5. Step 5: Solve for x
   x = 352,080,158.77/22,789.16
6. Step 6: Final answer
   x = 15,449.46