Finding the Fourth Proportional to 30,710.01, 42,379.97 and 17,281.47

Step by Step Solution

1. Step 1: Write the proportion equation
   30,710.01 : 42,379.97 = 17,281.47 : x
2. Step 2: Convert to fraction form
   30,710.01/42,379.97 = 17,281.47/x
3. Step 3: Cross multiply
   30,710.01x = 42,379.97 × 17,281.47
4. Step 4: Simplify right side
   30,710.01x = 732,388,093.75
5. Step 5: Solve for x
   x = 732,388,093.75/30,710.01
6. Step 6: Final answer
   x = 23,848.51