Finding the Fourth Proportional to 65,868.82, 90,911.29 and 37,574.51

Step by Step Solution

1. Step 1: Write the proportion equation
   65,868.82 : 90,911.29 = 37,574.51 : x
2. Step 2: Convert to fraction form
   65,868.82/90,911.29 = 37,574.51/x
3. Step 3: Cross multiply
   65,868.82x = 90,911.29 × 37,574.51
4. Step 4: Simplify right side
   65,868.82x = 3,415,946,847.19
5. Step 5: Solve for x
   x = 3,415,946,847.19/65,868.82
6. Step 6: Final answer
   x = 51,859.85