Finding the Fourth Proportional to 67,757.49, 101,538.86 and 38,112.71

Step by Step Solution

1. Step 1: Write the proportion equation
   67,757.49 : 101,538.86 = 38,112.71 : x
2. Step 2: Convert to fraction form
   67,757.49/101,538.86 = 38,112.71/x
3. Step 3: Cross multiply
   67,757.49x = 101,538.86 × 38,112.71
4. Step 4: Simplify right side
   67,757.49x = 3,869,920,426.65
5. Step 5: Solve for x
   x = 3,869,920,426.65/67,757.49
6. Step 6: Final answer
   x = 57,114.28