Finding the Fourth Proportional to 22,429.25, 30,952.37 and 13,003.28

Step by Step Solution

1. Step 1: Write the proportion equation
   22,429.25 : 30,952.37 = 13,003.28 : x
2. Step 2: Convert to fraction form
   22,429.25/30,952.37 = 13,003.28/x
3. Step 3: Cross multiply
   22,429.25x = 30,952.37 × 13,003.28
4. Step 4: Simplify right side
   22,429.25x = 402,482,268.76
5. Step 5: Solve for x
   x = 402,482,268.76/22,429.25
6. Step 6: Final answer
   x = 17,944.53