Finding the Fourth Proportional to 162,196.38, 223,808.82 and 90,567.24

Step by Step Solution

1. Step 1: Write the proportion equation
   162,196.38 : 223,808.82 = 90,567.24 : x
2. Step 2: Convert to fraction form
   162,196.38/223,808.82 = 90,567.24/x
3. Step 3: Cross multiply
   162,196.38x = 223,808.82 × 90,567.24
4. Step 4: Simplify right side
   162,196.38x = 20,269,747,115.06
5. Step 5: Solve for x
   x = 20,269,747,115.06/162,196.38
6. Step 6: Final answer
   x = 124,970.40