Finding the Fourth Proportional to 162,635.36, 224,429.52 and 90,041

Step by Step Solution

1. Step 1: Write the proportion equation
   162,635.36 : 224,429.52 = 90,041 : x
2. Step 2: Convert to fraction form
   162,635.36/224,429.52 = 90,041/x
3. Step 3: Cross multiply
   162,635.36x = 224,429.52 × 90,041
4. Step 4: Simplify right side
   162,635.36x = 20,207,858,410.32
5. Step 5: Solve for x
   x = 20,207,858,410.32/162,635.36
6. Step 6: Final answer
   x = 124,252.55