Finding the Fourth Proportional to 612,096.94, 918,144.16 and 162,818.29

Step by Step Solution

1. Step 1: Write the proportion equation
   612,096.94 : 918,144.16 = 162,818.29 : x
2. Step 2: Convert to fraction form
   612,096.94/918,144.16 = 162,818.29/x
3. Step 3: Cross multiply
   612,096.94x = 918,144.16 × 162,818.29
4. Step 4: Simplify right side
   612,096.94x = 149,490,662,104.69
5. Step 5: Solve for x
   x = 149,490,662,104.69/612,096.94
6. Step 6: Final answer
   x = 244,227.10