Finding the Fourth Proportional to 222,963.41, 307,560.83 and 142,300.02

Step by Step Solution

1. Step 1: Write the proportion equation
   222,963.41 : 307,560.83 = 142,300.02 : x
2. Step 2: Convert to fraction form
   222,963.41/307,560.83 = 142,300.02/x
3. Step 3: Cross multiply
   222,963.41x = 307,560.83 × 142,300.02
4. Step 4: Simplify right side
   222,963.41x = 43,765,911,548.72
5. Step 5: Solve for x
   x = 43,765,911,548.72/222,963.41
6. Step 6: Final answer
   x = 196,291.91