Finding the Fourth Proportional to 30,581.72, 42,192.80 and 17,832.02

Step by Step Solution

1. Step 1: Write the proportion equation
   30,581.72 : 42,192.80 = 17,832.02 : x
2. Step 2: Convert to fraction form
   30,581.72/42,192.80 = 17,832.02/x
3. Step 3: Cross multiply
   30,581.72x = 42,192.80 × 17,832.02
4. Step 4: Simplify right side
   30,581.72x = 752,382,853.46
5. Step 5: Solve for x
   x = 752,382,853.46/30,581.72
6. Step 6: Final answer
   x = 24,602.37