Finding the Fourth Proportional to 42,010.83, 57,935.99 and 30,662.36

Step by Step Solution

1. Step 1: Write the proportion equation
   42,010.83 : 57,935.99 = 30,662.36 : x
2. Step 2: Convert to fraction form
   42,010.83/57,935.99 = 30,662.36/x
3. Step 3: Cross multiply
   42,010.83x = 57,935.99 × 30,662.36
4. Step 4: Simplify right side
   42,010.83x = 1,776,454,182.34
5. Step 5: Solve for x
   x = 1,776,454,182.34/42,010.83
6. Step 6: Final answer
   x = 42,285.62