Finding the Fourth Proportional to 42,305.10, 58,365.57 and 25,309.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,305.10 : 58,365.57 = 25,309.82 : x
2. Step 2: Convert to fraction form
   42,305.10/58,365.57 = 25,309.82/x
3. Step 3: Cross multiply
   42,305.10x = 58,365.57 × 25,309.82
4. Step 4: Simplify right side
   42,305.10x = 1,477,222,311.72
5. Step 5: Solve for x
   x = 1,477,222,311.72/42,305.10
6. Step 6: Final answer
   x = 34,918.31