Finding the Fourth Proportional to 162,981.24, 224,913.82 and 91,361.24

Step by Step Solution

1. Step 1: Write the proportion equation
   162,981.24 : 224,913.82 = 91,361.24 : x
2. Step 2: Convert to fraction form
   162,981.24/224,913.82 = 91,361.24/x
3. Step 3: Cross multiply
   162,981.24x = 224,913.82 × 91,361.24
4. Step 4: Simplify right side
   162,981.24x = 20,548,405,488.34
5. Step 5: Solve for x
   x = 20,548,405,488.34/162,981.24
6. Step 6: Final answer
   x = 126,078.35