Finding the Fourth Proportional to 111,198.72, 153,455.76 and 60,898.08

Step by Step Solution

1. Step 1: Write the proportion equation
   111,198.72 : 153,455.76 = 60,898.08 : x
2. Step 2: Convert to fraction form
   111,198.72/153,455.76 = 60,898.08/x
3. Step 3: Cross multiply
   111,198.72x = 153,455.76 × 60,898.08
4. Step 4: Simplify right side
   111,198.72x = 9,345,161,148.94
5. Step 5: Solve for x
   x = 9,345,161,148.94/111,198.72
6. Step 6: Final answer
   x = 84,040.19