Finding the Fourth Proportional to 404,535.80, 607,074.59 and 167,878.71

Step by Step Solution

1. Step 1: Write the proportion equation
   404,535.80 : 607,074.59 = 167,878.71 : x
2. Step 2: Convert to fraction form
   404,535.80/607,074.59 = 167,878.71/x
3. Step 3: Cross multiply
   404,535.80x = 607,074.59 × 167,878.71
4. Step 4: Simplify right side
   404,535.80x = 101,914,899,462.68
5. Step 5: Solve for x
   x = 101,914,899,462.68/404,535.80
6. Step 6: Final answer
   x = 251,930.48