Finding the Fourth Proportional to 42,550.48, 58,705.32 and 25,788.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,550.48 : 58,705.32 = 25,788.88 : x
2. Step 2: Convert to fraction form
   42,550.48/58,705.32 = 25,788.88/x
3. Step 3: Cross multiply
   42,550.48x = 58,705.32 × 25,788.88
4. Step 4: Simplify right side
   42,550.48x = 1,513,944,452.84
5. Step 5: Solve for x
   x = 1,513,944,452.84/42,550.48
6. Step 6: Final answer
   x = 35,579.96