Finding the Fourth Proportional to 30,964.74, 42,733.99 and 17,538.39

Step by Step Solution

1. Step 1: Write the proportion equation
   30,964.74 : 42,733.99 = 17,538.39 : x
2. Step 2: Convert to fraction form
   30,964.74/42,733.99 = 17,538.39/x
3. Step 3: Cross multiply
   30,964.74x = 42,733.99 × 17,538.39
4. Step 4: Simplify right side
   30,964.74x = 749,485,081.51
5. Step 5: Solve for x
   x = 749,485,081.51/30,964.74
6. Step 6: Final answer
   x = 24,204.47