Finding the Fourth Proportional to 404,577.73, 606,798.57 and 148,357.33

Step by Step Solution

1. Step 1: Write the proportion equation
   404,577.73 : 606,798.57 = 148,357.33 : x
2. Step 2: Convert to fraction form
   404,577.73/606,798.57 = 148,357.33/x
3. Step 3: Cross multiply
   404,577.73x = 606,798.57 × 148,357.33
4. Step 4: Simplify right side
   404,577.73x = 90,023,015,693.02
5. Step 5: Solve for x
   x = 90,023,015,693.02/404,577.73
6. Step 6: Final answer
   x = 222,511.05