Finding the Fourth Proportional to 65,360.79, 90,199.71 and 36,682.23

Step by Step Solution

1. Step 1: Write the proportion equation
   65,360.79 : 90,199.71 = 36,682.23 : x
2. Step 2: Convert to fraction form
   65,360.79/90,199.71 = 36,682.23/x
3. Step 3: Cross multiply
   65,360.79x = 90,199.71 × 36,682.23
4. Step 4: Simplify right side
   65,360.79x = 3,308,726,508.15
5. Step 5: Solve for x
   x = 3,308,726,508.15/65,360.79
6. Step 6: Final answer
   x = 50,622.50