Finding the Fourth Proportional to 162,672.30, 224,487.72 and 91,052.30

Step by Step Solution

1. Step 1: Write the proportion equation
   162,672.30 : 224,487.72 = 91,052.30 : x
2. Step 2: Convert to fraction form
   162,672.30/224,487.72 = 91,052.30/x
3. Step 3: Cross multiply
   162,672.30x = 224,487.72 × 91,052.30
4. Step 4: Simplify right side
   162,672.30x = 20,440,123,227.76
5. Step 5: Solve for x
   x = 20,440,123,227.76/162,672.30
6. Step 6: Final answer
   x = 125,652.14