Finding the Fourth Proportional to 65,837.76, 90,855.72 and 37,542.84

Step by Step Solution

1. Step 1: Write the proportion equation
   65,837.76 : 90,855.72 = 37,542.84 : x
2. Step 2: Convert to fraction form
   65,837.76/90,855.72 = 37,542.84/x
3. Step 3: Cross multiply
   65,837.76x = 90,855.72 × 37,542.84
4. Step 4: Simplify right side
   65,837.76x = 3,410,981,759.04
5. Step 5: Solve for x
   x = 3,410,981,759.04/65,837.76
6. Step 6: Final answer
   x = 51,808.90