Finding the Fourth Proportional to 65,216.10, 89,986.35 and 38,363.94

Step by Step Solution

1. Step 1: Write the proportion equation
   65,216.10 : 89,986.35 = 38,363.94 : x
2. Step 2: Convert to fraction form
   65,216.10/89,986.35 = 38,363.94/x
3. Step 3: Cross multiply
   65,216.10x = 89,986.35 × 38,363.94
4. Step 4: Simplify right side
   65,216.10x = 3,452,230,932.22
5. Step 5: Solve for x
   x = 3,452,230,932.22/65,216.10
6. Step 6: Final answer
   x = 52,935.26