Finding the Fourth Proportional to 162,727.12, 224,586.98 and 91,111.76

Step by Step Solution

1. Step 1: Write the proportion equation
   162,727.12 : 224,586.98 = 91,111.76 : x
2. Step 2: Convert to fraction form
   162,727.12/224,586.98 = 91,111.76/x
3. Step 3: Cross multiply
   162,727.12x = 224,586.98 × 91,111.76
4. Step 4: Simplify right side
   162,727.12x = 20,462,515,020.88
5. Step 5: Solve for x
   x = 20,462,515,020.88/162,727.12
6. Step 6: Final answer
   x = 125,747.42