Finding the Fourth Proportional to 222,826.64, 307,499.88 and 120,851.69

Step by Step Solution

1. Step 1: Write the proportion equation
   222,826.64 : 307,499.88 = 120,851.69 : x
2. Step 2: Convert to fraction form
   222,826.64/307,499.88 = 120,851.69/x
3. Step 3: Cross multiply
   222,826.64x = 307,499.88 × 120,851.69
4. Step 4: Simplify right side
   222,826.64x = 37,161,879,568.54
5. Step 5: Solve for x
   x = 37,161,879,568.54/222,826.64
6. Step 6: Final answer
   x = 166,774.85