Finding the Fourth Proportional to 196,407.92, 271,044.78 and 111,526.76

Step by Step Solution

1. Step 1: Write the proportion equation
   196,407.92 : 271,044.78 = 111,526.76 : x
2. Step 2: Convert to fraction form
   196,407.92/271,044.78 = 111,526.76/x
3. Step 3: Cross multiply
   196,407.92x = 271,044.78 × 111,526.76
4. Step 4: Simplify right side
   196,407.92x = 30,228,746,128.31
5. Step 5: Solve for x
   x = 30,228,746,128.31/196,407.92
6. Step 6: Final answer
   x = 153,907.98