Finding the Fourth Proportional to 116,054.24, 160,203.84 and 78,379.52

Step by Step Solution

1. Step 1: Write the proportion equation
   116,054.24 : 160,203.84 = 78,379.52 : x
2. Step 2: Convert to fraction form
   116,054.24/160,203.84 = 78,379.52/x
3. Step 3: Cross multiply
   116,054.24x = 160,203.84 × 78,379.52
4. Step 4: Simplify right side
   116,054.24x = 12,556,700,081.36
5. Step 5: Solve for x
   x = 12,556,700,081.36/116,054.24
6. Step 6: Final answer
   x = 108,196.82