Finding the Fourth Proportional to 30,997.37, 42,775.47 and 17,569.86

Step by Step Solution

1. Step 1: Write the proportion equation
   30,997.37 : 42,775.47 = 17,569.86 : x
2. Step 2: Convert to fraction form
   30,997.37/42,775.47 = 17,569.86/x
3. Step 3: Cross multiply
   30,997.37x = 42,775.47 × 17,569.86
4. Step 4: Simplify right side
   30,997.37x = 751,559,019.33
5. Step 5: Solve for x
   x = 751,559,019.33/30,997.37
6. Step 6: Final answer
   x = 24,245.90