Finding the Fourth Proportional to 112,767.22, 155,616.69 and 65,022.58

Step by Step Solution

1. Step 1: Write the proportion equation
   112,767.22 : 155,616.69 = 65,022.58 : x
2. Step 2: Convert to fraction form
   112,767.22/155,616.69 = 65,022.58/x
3. Step 3: Cross multiply
   112,767.22x = 155,616.69 × 65,022.58
4. Step 4: Simplify right side
   112,767.22x = 10,118,598,674.86
5. Step 5: Solve for x
   x = 10,118,598,674.86/112,767.22
6. Step 6: Final answer
   x = 89,729.96