Finding the Fourth Proportional to 30,980.37, 42,752.19 and 17,367.51

Step by Step Solution

1. Step 1: Write the proportion equation
   30,980.37 : 42,752.19 = 17,367.51 : x
2. Step 2: Convert to fraction form
   30,980.37/42,752.19 = 17,367.51/x
3. Step 3: Cross multiply
   30,980.37x = 42,752.19 × 17,367.51
4. Step 4: Simplify right side
   30,980.37x = 742,499,087.35
5. Step 5: Solve for x
   x = 742,499,087.35/30,980.37
6. Step 6: Final answer
   x = 23,966.76