Finding the Fourth Proportional to 30,956.67, 42,719.37 and 17,529.23

Step by Step Solution

1. Step 1: Write the proportion equation
   30,956.67 : 42,719.37 = 17,529.23 : x
2. Step 2: Convert to fraction form
   30,956.67/42,719.37 = 17,529.23/x
3. Step 3: Cross multiply
   30,956.67x = 42,719.37 × 17,529.23
4. Step 4: Simplify right side
   30,956.67x = 748,837,448.59
5. Step 5: Solve for x
   x = 748,837,448.59/30,956.67
6. Step 6: Final answer
   x = 24,189.86