Finding the Fourth Proportional to 162,612.23, 224,399.23 and 90,018.27

Step by Step Solution

1. Step 1: Write the proportion equation
   162,612.23 : 224,399.23 = 90,018.27 : x
2. Step 2: Convert to fraction form
   162,612.23/224,399.23 = 90,018.27/x
3. Step 3: Cross multiply
   162,612.23x = 224,399.23 × 90,018.27
4. Step 4: Simplify right side
   162,612.23x = 20,200,030,248.89
5. Step 5: Solve for x
   x = 20,200,030,248.89/162,612.23
6. Step 6: Final answer
   x = 124,222.09