Finding the Fourth Proportional to 65,103.63, 89,805.61 and 38,241.19

Step by Step Solution

1. Step 1: Write the proportion equation
   65,103.63 : 89,805.61 = 38,241.19 : x
2. Step 2: Convert to fraction form
   65,103.63/89,805.61 = 38,241.19/x
3. Step 3: Cross multiply
   65,103.63x = 89,805.61 × 38,241.19
4. Step 4: Simplify right side
   65,103.63x = 3,434,273,395.08
5. Step 5: Solve for x
   x = 3,434,273,395.08/65,103.63
6. Step 6: Final answer
   x = 52,750.87