Finding the Fourth Proportional to 131,764.56, 181,833.82 and 71,333.65

Step by Step Solution

1. Step 1: Write the proportion equation
   131,764.56 : 181,833.82 = 71,333.65 : x
2. Step 2: Convert to fraction form
   131,764.56/181,833.82 = 71,333.65/x
3. Step 3: Cross multiply
   131,764.56x = 181,833.82 × 71,333.65
4. Step 4: Simplify right side
   131,764.56x = 12,970,870,074.04
5. Step 5: Solve for x
   x = 12,970,870,074.04/131,764.56
6. Step 6: Final answer
   x = 98,439.75