Finding the Fourth Proportional to 65,028.50, 89,745.96 and 46,894.16

Step by Step Solution

1. Step 1: Write the proportion equation
   65,028.50 : 89,745.96 = 46,894.16 : x
2. Step 2: Convert to fraction form
   65,028.50/89,745.96 = 46,894.16/x
3. Step 3: Cross multiply
   65,028.50x = 89,745.96 × 46,894.16
4. Step 4: Simplify right side
   65,028.50x = 4,208,561,407.59
5. Step 5: Solve for x
   x = 4,208,561,407.59/65,028.50
6. Step 6: Final answer
   x = 64,718.72