Finding the Fourth Proportional to 42,667.56, 63,944.64 and 22,672.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,667.56 : 63,944.64 = 22,672.80 : x
2. Step 2: Convert to fraction form
   42,667.56/63,944.64 = 22,672.80/x
3. Step 3: Cross multiply
   42,667.56x = 63,944.64 × 22,672.80
4. Step 4: Simplify right side
   42,667.56x = 1,449,804,033.79
5. Step 5: Solve for x
   x = 1,449,804,033.79/42,667.56
6. Step 6: Final answer
   x = 33,979.07