Finding the Fourth Proportional to 42,979.35, 59,308.53 and 23,857.62

Step by Step Solution

1. Step 1: Write the proportion equation
   42,979.35 : 59,308.53 = 23,857.62 : x
2. Step 2: Convert to fraction form
   42,979.35/59,308.53 = 23,857.62/x
3. Step 3: Cross multiply
   42,979.35x = 59,308.53 × 23,857.62
4. Step 4: Simplify right side
   42,979.35x = 1,414,960,371.50
5. Step 5: Solve for x
   x = 1,414,960,371.50/42,979.35
6. Step 6: Final answer
   x = 32,921.87