Finding the Fourth Proportional to 42,757.42, 58,998.63 and 23,890.90

Step by Step Solution

1. Step 1: Write the proportion equation
   42,757.42 : 58,998.63 = 23,890.90 : x
2. Step 2: Convert to fraction form
   42,757.42/58,998.63 = 23,890.90/x
3. Step 3: Cross multiply
   42,757.42x = 58,998.63 × 23,890.90
4. Step 4: Simplify right side
   42,757.42x = 1,409,530,369.47
5. Step 5: Solve for x
   x = 1,409,530,369.47/42,757.42
6. Step 6: Final answer
   x = 32,965.75