Finding the Fourth Proportional to 42,206.96, 58,245.98 and 23,086.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,206.96 : 58,245.98 = 23,086.35 : x
2. Step 2: Convert to fraction form
   42,206.96/58,245.98 = 23,086.35/x
3. Step 3: Cross multiply
   42,206.96x = 58,245.98 × 23,086.35
4. Step 4: Simplify right side
   42,206.96x = 1,344,687,138.09
5. Step 5: Solve for x
   x = 1,344,687,138.09/42,206.96
6. Step 6: Final answer
   x = 31,859.37