Finding the Fourth Proportional to 64,311.50, 88,749.89 and 36,017.19

Step by Step Solution

1. Step 1: Write the proportion equation
   64,311.50 : 88,749.89 = 36,017.19 : x
2. Step 2: Convert to fraction form
   64,311.50/88,749.89 = 36,017.19/x
3. Step 3: Cross multiply
   64,311.50x = 88,749.89 × 36,017.19
4. Step 4: Simplify right side
   64,311.50x = 3,196,521,650.61
5. Step 5: Solve for x
   x = 3,196,521,650.61/64,311.50
6. Step 6: Final answer
   x = 49,703.73