Finding the Fourth Proportional to 197,491.43, 272,538.03 and 111,468.52

Step by Step Solution

1. Step 1: Write the proportion equation
   197,491.43 : 272,538.03 = 111,468.52 : x
2. Step 2: Convert to fraction form
   197,491.43/272,538.03 = 111,468.52/x
3. Step 3: Cross multiply
   197,491.43x = 272,538.03 × 111,468.52
4. Step 4: Simplify right side
   197,491.43x = 30,379,410,847.82
5. Step 5: Solve for x
   x = 30,379,410,847.82/197,491.43
6. Step 6: Final answer
   x = 153,826.48