Finding the Fourth Proportional to 404,781.50, 607,201.42 and 155,463.50

Step by Step Solution

1. Step 1: Write the proportion equation
   404,781.50 : 607,201.42 = 155,463.50 : x
2. Step 2: Convert to fraction form
   404,781.50/607,201.42 = 155,463.50/x
3. Step 3: Cross multiply
   404,781.50x = 607,201.42 × 155,463.50
4. Step 4: Simplify right side
   404,781.50x = 94,397,657,958.17
5. Step 5: Solve for x
   x = 94,397,657,958.17/404,781.50
6. Step 6: Final answer
   x = 233,206.45