Finding the Fourth Proportional to 111,843.42, 154,341.63 and 60,857.16

Step by Step Solution

1. Step 1: Write the proportion equation
   111,843.42 : 154,341.63 = 60,857.16 : x
2. Step 2: Convert to fraction form
   111,843.42/154,341.63 = 60,857.16/x
3. Step 3: Cross multiply
   111,843.42x = 154,341.63 × 60,857.16
4. Step 4: Simplify right side
   111,843.42x = 9,392,793,271.57
5. Step 5: Solve for x
   x = 9,392,793,271.57/111,843.42
6. Step 6: Final answer
   x = 83,981.63