Finding the Fourth Proportional to 325,067.58, 487,426.05 and 147,477.69

Step by Step Solution

1. Step 1: Write the proportion equation
   325,067.58 : 487,426.05 = 147,477.69 : x
2. Step 2: Convert to fraction form
   325,067.58/487,426.05 = 147,477.69/x
3. Step 3: Cross multiply
   325,067.58x = 487,426.05 × 147,477.69
4. Step 4: Simplify right side
   325,067.58x = 71,884,467,899.82
5. Step 5: Solve for x
   x = 71,884,467,899.82/325,067.58
6. Step 6: Final answer
   x = 221,137.00