Finding the Fourth Proportional to 162,828.63, 224,700.89 and 91,208.43

Step by Step Solution

1. Step 1: Write the proportion equation
   162,828.63 : 224,700.89 = 91,208.43 : x
2. Step 2: Convert to fraction form
   162,828.63/224,700.89 = 91,208.43/x
3. Step 3: Cross multiply
   162,828.63x = 224,700.89 × 91,208.43
4. Step 4: Simplify right side
   162,828.63x = 20,494,614,940.46
5. Step 5: Solve for x
   x = 20,494,614,940.46/162,828.63
6. Step 6: Final answer
   x = 125,866.16