Finding the Fourth Proportional to 38,429.69, 57,262.50 and 34,237.49

Step by Step Solution

1. Step 1: Write the proportion equation
   38,429.69 : 57,262.50 = 34,237.49 : x
2. Step 2: Convert to fraction form
   38,429.69/57,262.50 = 34,237.49/x
3. Step 3: Cross multiply
   38,429.69x = 57,262.50 × 34,237.49
4. Step 4: Simplify right side
   38,429.69x = 1,960,523,984.81
5. Step 5: Solve for x
   x = 1,960,523,984.81/38,429.69
6. Step 6: Final answer
   x = 51,015.87