Finding the Fourth Proportional to 131,143.46, 196,912.01 and 75,046.91

Step by Step Solution

1. Step 1: Write the proportion equation
   131,143.46 : 196,912.01 = 75,046.91 : x
2. Step 2: Convert to fraction form
   131,143.46/196,912.01 = 75,046.91/x
3. Step 3: Cross multiply
   131,143.46x = 196,912.01 × 75,046.91
4. Step 4: Simplify right side
   131,143.46x = 14,777,637,095.45
5. Step 5: Solve for x
   x = 14,777,637,095.45/131,143.46
6. Step 6: Final answer
   x = 112,682.99