Finding the Fourth Proportional to 42,505.56, 58,660.71 and 25,509.33

Step by Step Solution

1. Step 1: Write the proportion equation
   42,505.56 : 58,660.71 = 25,509.33 : x
2. Step 2: Convert to fraction form
   42,505.56/58,660.71 = 25,509.33/x
3. Step 3: Cross multiply
   42,505.56x = 58,660.71 × 25,509.33
4. Step 4: Simplify right side
   42,505.56x = 1,496,395,313.76
5. Step 5: Solve for x
   x = 1,496,395,313.76/42,505.56
6. Step 6: Final answer
   x = 35,204.70