Finding the Fourth Proportional to 64,215.69, 88,635.46 and 37,363.38

Step by Step Solution

1. Step 1: Write the proportion equation
   64,215.69 : 88,635.46 = 37,363.38 : x
2. Step 2: Convert to fraction form
   64,215.69/88,635.46 = 37,363.38/x
3. Step 3: Cross multiply
   64,215.69x = 88,635.46 × 37,363.38
4. Step 4: Simplify right side
   64,215.69x = 3,311,720,373.45
5. Step 5: Solve for x
   x = 3,311,720,373.45/64,215.69
6. Step 6: Final answer
   x = 51,571.83