Finding the Fourth Proportional to 196,429.86, 271,073.25 and 111,559.86

Step by Step Solution

1. Step 1: Write the proportion equation
   196,429.86 : 271,073.25 = 111,559.86 : x
2. Step 2: Convert to fraction form
   196,429.86/271,073.25 = 111,559.86/x
3. Step 3: Cross multiply
   196,429.86x = 271,073.25 × 111,559.86
4. Step 4: Simplify right side
   196,429.86x = 30,240,893,819.75
5. Step 5: Solve for x
   x = 30,240,893,819.75/196,429.86
6. Step 6: Final answer
   x = 153,952.63