Finding the Fourth Proportional to 65,111.92, 89,850.20 and 36,426.68

Step by Step Solution

1. Step 1: Write the proportion equation
   65,111.92 : 89,850.20 = 36,426.68 : x
2. Step 2: Convert to fraction form
   65,111.92/89,850.20 = 36,426.68/x
3. Step 3: Cross multiply
   65,111.92x = 89,850.20 × 36,426.68
4. Step 4: Simplify right side
   65,111.92x = 3,272,944,483.34
5. Step 5: Solve for x
   x = 3,272,944,483.34/65,111.92
6. Step 6: Final answer
   x = 50,266.44