Finding the Fourth Proportional to 106,718.42, 160,086.72 and 31,833.74

Step by Step Solution

1. Step 1: Write the proportion equation
   106,718.42 : 160,086.72 = 31,833.74 : x
2. Step 2: Convert to fraction form
   106,718.42/160,086.72 = 31,833.74/x
3. Step 3: Cross multiply
   106,718.42x = 160,086.72 × 31,833.74
4. Step 4: Simplify right side
   106,718.42x = 5,096,159,021.93
5. Step 5: Solve for x
   x = 5,096,159,021.93/106,718.42
6. Step 6: Final answer
   x = 47,753.32