Finding the Fourth Proportional to 64,380.52, 88,845 and 36,086.20

Step by Step Solution

1. Step 1: Write the proportion equation
   64,380.52 : 88,845 = 36,086.20 : x
2. Step 2: Convert to fraction form
   64,380.52/88,845 = 36,086.20/x
3. Step 3: Cross multiply
   64,380.52x = 88,845 × 36,086.20
4. Step 4: Simplify right side
   64,380.52x = 3,206,078,439.00
5. Step 5: Solve for x
   x = 3,206,078,439.00/64,380.52
6. Step 6: Final answer
   x = 49,798.89