Finding the Fourth Proportional to 404,589.82, 607,059.69 and 155,213.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,589.82 : 607,059.69 = 155,213.50 : x
2. Step 2: Convert to fraction form
   404,589.82/607,059.69 = 155,213.50/x
3. Step 3: Cross multiply
   404,589.82x = 607,059.69 × 155,213.50
4. Step 4: Simplify right side
   404,589.82x = 94,223,859,193.82
5. Step 5: Solve for x
   x = 94,223,859,193.82/404,589.82
6. Step 6: Final answer
   x = 232,887.37