Finding the Fourth Proportional to 30,582.72, 42,201.66 and 17,152.16

Step by Step Solution

1. Step 1: Write the proportion equation
   30,582.72 : 42,201.66 = 17,152.16 : x
2. Step 2: Convert to fraction form
   30,582.72/42,201.66 = 17,152.16/x
3. Step 3: Cross multiply
   30,582.72x = 42,201.66 × 17,152.16
4. Step 4: Simplify right side
   30,582.72x = 723,849,624.59
5. Step 5: Solve for x
   x = 723,849,624.59/30,582.72
6. Step 6: Final answer
   x = 23,668.58