Finding the Fourth Proportional to 65,852.16, 90,870.24 and 37,170.24

Step by Step Solution

1. Step 1: Write the proportion equation
   65,852.16 : 90,870.24 = 37,170.24 : x
2. Step 2: Convert to fraction form
   65,852.16/90,870.24 = 37,170.24/x
3. Step 3: Cross multiply
   65,852.16x = 90,870.24 × 37,170.24
4. Step 4: Simplify right side
   65,852.16x = 3,377,668,629.66
5. Step 5: Solve for x
   x = 3,377,668,629.66/65,852.16
6. Step 6: Final answer
   x = 51,291.69