Finding the Fourth Proportional to 72,238.38, 108,362.43 and 27,865.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,238.38 : 108,362.43 = 27,865.50 : x
2. Step 2: Convert to fraction form
   72,238.38/108,362.43 = 27,865.50/x
3. Step 3: Cross multiply
   72,238.38x = 108,362.43 × 27,865.50
4. Step 4: Simplify right side
   72,238.38x = 3,019,573,293.17
5. Step 5: Solve for x
   x = 3,019,573,293.17/72,238.38
6. Step 6: Final answer
   x = 41,800.12