Finding the Fourth Proportional to 65,248.72, 90,049.55 and 36,573.25

Step by Step Solution

1. Step 1: Write the proportion equation
   65,248.72 : 90,049.55 = 36,573.25 : x
2. Step 2: Convert to fraction form
   65,248.72/90,049.55 = 36,573.25/x
3. Step 3: Cross multiply
   65,248.72x = 90,049.55 × 36,573.25
4. Step 4: Simplify right side
   65,248.72x = 3,293,404,296.55
5. Step 5: Solve for x
   x = 3,293,404,296.55/65,248.72
6. Step 6: Final answer
   x = 50,474.62