Finding the Fourth Proportional to 64,603.75, 89,153.57 and 37,379.24

Step by Step Solution

1. Step 1: Write the proportion equation
   64,603.75 : 89,153.57 = 37,379.24 : x
2. Step 2: Convert to fraction form
   64,603.75/89,153.57 = 37,379.24/x
3. Step 3: Cross multiply
   64,603.75x = 89,153.57 × 37,379.24
4. Step 4: Simplify right side
   64,603.75x = 3,332,493,006.22
5. Step 5: Solve for x
   x = 3,332,493,006.22/64,603.75
6. Step 6: Final answer
   x = 51,583.59