Finding the Fourth Proportional to 65,337.27, 90,183.05 and 42,675.78

Step by Step Solution

1. Step 1: Write the proportion equation
   65,337.27 : 90,183.05 = 42,675.78 : x
2. Step 2: Convert to fraction form
   65,337.27/90,183.05 = 42,675.78/x
3. Step 3: Cross multiply
   65,337.27x = 90,183.05 × 42,675.78
4. Step 4: Simplify right side
   65,337.27x = 3,848,632,019.14
5. Step 5: Solve for x
   x = 3,848,632,019.14/65,337.27
6. Step 6: Final answer
   x = 58,904.09