Finding the Fourth Proportional to 49,667.50, 68,541.15 and 27,311.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,667.50 : 68,541.15 = 27,311.50 : x
2. Step 2: Convert to fraction form
   49,667.50/68,541.15 = 27,311.50/x
3. Step 3: Cross multiply
   49,667.50x = 68,541.15 × 27,311.50
4. Step 4: Simplify right side
   49,667.50x = 1,871,961,618.23
5. Step 5: Solve for x
   x = 1,871,961,618.23/49,667.50
6. Step 6: Final answer
   x = 37,689.87