Finding the Fourth Proportional to 162,485.41, 224,225.68 and 89,886.42

Step by Step Solution

1. Step 1: Write the proportion equation
   162,485.41 : 224,225.68 = 89,886.42 : x
2. Step 2: Convert to fraction form
   162,485.41/224,225.68 = 89,886.42/x
3. Step 3: Cross multiply
   162,485.41x = 224,225.68 × 89,886.42
4. Step 4: Simplify right side
   162,485.41x = 20,154,843,647.27
5. Step 5: Solve for x
   x = 20,154,843,647.27/162,485.41
6. Step 6: Final answer
   x = 124,040.94