Finding the Fourth Proportional to 42,170.96, 58,196.63 and 25,171.89

Step by Step Solution

1. Step 1: Write the proportion equation
   42,170.96 : 58,196.63 = 25,171.89 : x
2. Step 2: Convert to fraction form
   42,170.96/58,196.63 = 25,171.89/x
3. Step 3: Cross multiply
   42,170.96x = 58,196.63 × 25,171.89
4. Step 4: Simplify right side
   42,170.96x = 1,464,919,042.87
5. Step 5: Solve for x
   x = 1,464,919,042.87/42,170.96
6. Step 6: Final answer
   x = 34,737.63