Finding the Fourth Proportional to 65,103.89, 89,845.92 and 38,246.16

Step by Step Solution

1. Step 1: Write the proportion equation
   65,103.89 : 89,845.92 = 38,246.16 : x
2. Step 2: Convert to fraction form
   65,103.89/89,845.92 = 38,246.16/x
3. Step 3: Cross multiply
   65,103.89x = 89,845.92 × 38,246.16
4. Step 4: Simplify right side
   65,103.89x = 3,436,261,431.67
5. Step 5: Solve for x
   x = 3,436,261,431.67/65,103.89
6. Step 6: Final answer
   x = 52,781.20