Finding the Fourth Proportional to 162,912.10, 244,368.15 and 123,546.10

Step by Step Solution

1. Step 1: Write the proportion equation
   162,912.10 : 244,368.15 = 123,546.10 : x
2. Step 2: Convert to fraction form
   162,912.10/244,368.15 = 123,546.10/x
3. Step 3: Cross multiply
   162,912.10x = 244,368.15 × 123,546.10
4. Step 4: Simplify right side
   162,912.10x = 30,190,731,896.72
5. Step 5: Solve for x
   x = 30,190,731,896.72/162,912.10
6. Step 6: Final answer
   x = 185,319.15