Finding the Fourth Proportional to 404,385.69, 606,656.31 and 155,048.25

Step by Step Solution

1. Step 1: Write the proportion equation
   404,385.69 : 606,656.31 = 155,048.25 : x
2. Step 2: Convert to fraction form
   404,385.69/606,656.31 = 155,048.25/x
3. Step 3: Cross multiply
   404,385.69x = 606,656.31 × 155,048.25
4. Step 4: Simplify right side
   404,385.69x = 94,060,999,216.96
5. Step 5: Solve for x
   x = 94,060,999,216.96/404,385.69
6. Step 6: Final answer
   x = 232,602.20