Finding the Fourth Proportional to 42,667.92, 58,889.28 and 41,354.64

Step by Step Solution

1. Step 1: Write the proportion equation
   42,667.92 : 58,889.28 = 41,354.64 : x
2. Step 2: Convert to fraction form
   42,667.92/58,889.28 = 41,354.64/x
3. Step 3: Cross multiply
   42,667.92x = 58,889.28 × 41,354.64
4. Step 4: Simplify right side
   42,667.92x = 2,435,344,974.26
5. Step 5: Solve for x
   x = 2,435,344,974.26/42,667.92
6. Step 6: Final answer
   x = 57,076.72