Finding the Fourth Proportional to 162,662.98, 224,474.88 and 91,043

Step by Step Solution

1. Step 1: Write the proportion equation
   162,662.98 : 224,474.88 = 91,043 : x
2. Step 2: Convert to fraction form
   162,662.98/224,474.88 = 91,043/x
3. Step 3: Cross multiply
   162,662.98x = 224,474.88 × 91,043
4. Step 4: Simplify right side
   162,662.98x = 20,436,866,499.84
5. Step 5: Solve for x
   x = 20,436,866,499.84/162,662.98
6. Step 6: Final answer
   x = 125,639.32