Finding the Fourth Proportional to 196,387.23, 271,011.93 and 111,498.83

Step by Step Solution

1. Step 1: Write the proportion equation
   196,387.23 : 271,011.93 = 111,498.83 : x
2. Step 2: Convert to fraction form
   196,387.23/271,011.93 = 111,498.83/x
3. Step 3: Cross multiply
   196,387.23x = 271,011.93 × 111,498.83
4. Step 4: Simplify right side
   196,387.23x = 30,217,512,354.16
5. Step 5: Solve for x
   x = 30,217,512,354.16/196,387.23
6. Step 6: Final answer
   x = 153,866.99