Finding the Fourth Proportional to 293,100.66, 404,660.34 and 224,987.22

Step by Step Solution

1. Step 1: Write the proportion equation
   293,100.66 : 404,660.34 = 224,987.22 : x
2. Step 2: Convert to fraction form
   293,100.66/404,660.34 = 224,987.22/x
3. Step 3: Cross multiply
   293,100.66x = 404,660.34 × 224,987.22
4. Step 4: Simplify right side
   293,100.66x = 91,043,404,940.85
5. Step 5: Solve for x
   x = 91,043,404,940.85/293,100.66
6. Step 6: Final answer
   x = 310,621.63