Finding the Fourth Proportional to 73,182.69, 109,774.30 and 17,778.69

Step by Step Solution

1. Step 1: Write the proportion equation
   73,182.69 : 109,774.30 = 17,778.69 : x
2. Step 2: Convert to fraction form
   73,182.69/109,774.30 = 17,778.69/x
3. Step 3: Cross multiply
   73,182.69x = 109,774.30 × 17,778.69
4. Step 4: Simplify right side
   73,182.69x = 1,951,643,249.67
5. Step 5: Solve for x
   x = 1,951,643,249.67/73,182.69
6. Step 6: Final answer
   x = 26,668.10