Finding the Fourth Proportional to 42,013.69, 57,978.14 and 22,893.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,013.69 : 57,978.14 = 22,893.62 : x
2. Step 2: Convert to fraction form
   42,013.69/57,978.14 = 22,893.62/x
3. Step 3: Cross multiply
   42,013.69x = 57,978.14 × 22,893.62
4. Step 4: Simplify right side
   42,013.69x = 1,327,329,535.94
5. Step 5: Solve for x
   x = 1,327,329,535.94/42,013.69
6. Step 6: Final answer
   x = 31,592.79