Finding the Fourth Proportional to 276,488.10, 414,067.83 and 157,799.61

Step by Step Solution

1. Step 1: Write the proportion equation
   276,488.10 : 414,067.83 = 157,799.61 : x
2. Step 2: Convert to fraction form
   276,488.10/414,067.83 = 157,799.61/x
3. Step 3: Cross multiply
   276,488.10x = 414,067.83 × 157,799.61
4. Step 4: Simplify right side
   276,488.10x = 65,339,742,087.55
5. Step 5: Solve for x
   x = 65,339,742,087.55/276,488.10
6. Step 6: Final answer
   x = 236,320.27