Finding the Fourth Proportional to 64,381.81, 88,851 and 36,087.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,381.81 : 88,851 = 36,087.50 : x
2. Step 2: Convert to fraction form
   64,381.81/88,851 = 36,087.50/x
3. Step 3: Cross multiply
   64,381.81x = 88,851 × 36,087.50
4. Step 4: Simplify right side
   64,381.81x = 3,206,410,462.50
5. Step 5: Solve for x
   x = 3,206,410,462.50/64,381.81
6. Step 6: Final answer
   x = 49,803.05