Finding the Fourth Proportional to 196,576.72, 271,275.24 and 107,152.72

Step by Step Solution

1. Step 1: Write the proportion equation
   196,576.72 : 271,275.24 = 107,152.72 : x
2. Step 2: Convert to fraction form
   196,576.72/271,275.24 = 107,152.72/x
3. Step 3: Cross multiply
   196,576.72x = 271,275.24 × 107,152.72
4. Step 4: Simplify right side
   196,576.72x = 29,067,879,834.65
5. Step 5: Solve for x
   x = 29,067,879,834.65/196,576.72
6. Step 6: Final answer
   x = 147,870.41