Finding the Fourth Proportional to 30,606.86, 42,239.88 and 17,177.27

Step by Step Solution

1. Step 1: Write the proportion equation
   30,606.86 : 42,239.88 = 17,177.27 : x
2. Step 2: Convert to fraction form
   30,606.86/42,239.88 = 17,177.27/x
3. Step 3: Cross multiply
   30,606.86x = 42,239.88 × 17,177.27
4. Step 4: Simplify right side
   30,606.86x = 725,565,612.33
5. Step 5: Solve for x
   x = 725,565,612.33/30,606.86
6. Step 6: Final answer
   x = 23,705.98