Finding the Fourth Proportional to 162,667.30, 224,480.82 and 91,047.30

Step by Step Solution

1. Step 1: Write the proportion equation
   162,667.30 : 224,480.82 = 91,047.30 : x
2. Step 2: Convert to fraction form
   162,667.30/224,480.82 = 91,047.30/x
3. Step 3: Cross multiply
   162,667.30x = 224,480.82 × 91,047.30
4. Step 4: Simplify right side
   162,667.30x = 20,438,372,562.79
5. Step 5: Solve for x
   x = 20,438,372,562.79/162,667.30
6. Step 6: Final answer
   x = 125,645.24