Finding the Fourth Proportional to 42,640.15, 58,843.63 and 23,520.59

Step by Step Solution

1. Step 1: Write the proportion equation
   42,640.15 : 58,843.63 = 23,520.59 : x
2. Step 2: Convert to fraction form
   42,640.15/58,843.63 = 23,520.59/x
3. Step 3: Cross multiply
   42,640.15x = 58,843.63 × 23,520.59
4. Step 4: Simplify right side
   42,640.15x = 1,384,036,895.34
5. Step 5: Solve for x
   x = 1,384,036,895.34/42,640.15
6. Step 6: Final answer
   x = 32,458.54