Finding the Fourth Proportional to 188,023.32, 259,325.55 and 116,443.08

Step by Step Solution

1. Step 1: Write the proportion equation
   188,023.32 : 259,325.55 = 116,443.08 : x
2. Step 2: Convert to fraction form
   188,023.32/259,325.55 = 116,443.08/x
3. Step 3: Cross multiply
   188,023.32x = 259,325.55 × 116,443.08
4. Step 4: Simplify right side
   188,023.32x = 30,196,665,764.69
5. Step 5: Solve for x
   x = 30,196,665,764.69/188,023.32
6. Step 6: Final answer
   x = 160,600.64