Finding the Fourth Proportional to 111,735.42, 154,195.48 and 65,797.05

Step by Step Solution

1. Step 1: Write the proportion equation
   111,735.42 : 154,195.48 = 65,797.05 : x
2. Step 2: Convert to fraction form
   111,735.42/154,195.48 = 65,797.05/x
3. Step 3: Cross multiply
   111,735.42x = 154,195.48 × 65,797.05
4. Step 4: Simplify right side
   111,735.42x = 10,145,607,707.33
5. Step 5: Solve for x
   x = 10,145,607,707.33/111,735.42
6. Step 6: Final answer
   x = 90,800.28