Finding the Fourth Proportional to 404,804.72, 607,208.04 and 124,321.52

Step by Step Solution

1. Step 1: Write the proportion equation
   404,804.72 : 607,208.04 = 124,321.52 : x
2. Step 2: Convert to fraction form
   404,804.72/607,208.04 = 124,321.52/x
3. Step 3: Cross multiply
   404,804.72x = 607,208.04 × 124,321.52
4. Step 4: Simplify right side
   404,804.72x = 75,489,026,489.02
5. Step 5: Solve for x
   x = 75,489,026,489.02/404,804.72
6. Step 6: Final answer
   x = 186,482.57