Finding the Fourth Proportional to 111,967, 154,516.16 and 60,982.12

Step by Step Solution

1. Step 1: Write the proportion equation
   111,967 : 154,516.16 = 60,982.12 : x
2. Step 2: Convert to fraction form
   111,967/154,516.16 = 60,982.12/x
3. Step 3: Cross multiply
   111,967x = 154,516.16 × 60,982.12
4. Step 4: Simplify right side
   111,967x = 9,422,723,011.06
5. Step 5: Solve for x
   x = 9,422,723,011.06/111,967
6. Step 6: Final answer
   x = 84,156.25