Finding the Fourth Proportional to 120,706.67, 181,066.91 and 31,957.86

Step by Step Solution

1. Step 1: Write the proportion equation
   120,706.67 : 181,066.91 = 31,957.86 : x
2. Step 2: Convert to fraction form
   120,706.67/181,066.91 = 31,957.86/x
3. Step 3: Cross multiply
   120,706.67x = 181,066.91 × 31,957.86
4. Step 4: Simplify right side
   120,706.67x = 5,786,511,040.31
5. Step 5: Solve for x
   x = 5,786,511,040.31/120,706.67
6. Step 6: Final answer
   x = 47,938.62