Finding the Fourth Proportional to 65,103.30, 89,849.25 and 39,611.49

Step by Step Solution

1. Step 1: Write the proportion equation
   65,103.30 : 89,849.25 = 39,611.49 : x
2. Step 2: Convert to fraction form
   65,103.30/89,849.25 = 39,611.49/x
3. Step 3: Cross multiply
   65,103.30x = 89,849.25 × 39,611.49
4. Step 4: Simplify right side
   65,103.30x = 3,559,062,667.88
5. Step 5: Solve for x
   x = 3,559,062,667.88/65,103.30
6. Step 6: Final answer
   x = 54,667.93