Finding the Fourth Proportional to 42,300.59, 58,374.81 and 25,305.54

Step by Step Solution

1. Step 1: Write the proportion equation
   42,300.59 : 58,374.81 = 25,305.54 : x
2. Step 2: Convert to fraction form
   42,300.59/58,374.81 = 25,305.54/x
3. Step 3: Cross multiply
   42,300.59x = 58,374.81 × 25,305.54
4. Step 4: Simplify right side
   42,300.59x = 1,477,206,089.45
5. Step 5: Solve for x
   x = 1,477,206,089.45/42,300.59
6. Step 6: Final answer
   x = 34,921.65