Finding the Fourth Proportional to 162,667.72, 224,481.40 and 91,047.74

Step by Step Solution

1. Step 1: Write the proportion equation
   162,667.72 : 224,481.40 = 91,047.74 : x
2. Step 2: Convert to fraction form
   162,667.72/224,481.40 = 91,047.74/x
3. Step 3: Cross multiply
   162,667.72x = 224,481.40 × 91,047.74
4. Step 4: Simplify right side
   162,667.72x = 20,438,524,142.04
5. Step 5: Solve for x
   x = 20,438,524,142.04/162,667.72
6. Step 6: Final answer
   x = 125,645.85