Finding the Fourth Proportional to 150,818.65, 208,132.25 and 82,841.91

Step by Step Solution

1. Step 1: Write the proportion equation
   150,818.65 : 208,132.25 = 82,841.91 : x
2. Step 2: Convert to fraction form
   150,818.65/208,132.25 = 82,841.91/x
3. Step 3: Cross multiply
   150,818.65x = 208,132.25 × 82,841.91
4. Step 4: Simplify right side
   150,818.65x = 17,242,071,927.89
5. Step 5: Solve for x
   x = 17,242,071,927.89/150,818.65
6. Step 6: Final answer
   x = 114,323.21