Finding the Third Proportional to 144,142 and 229,038

Step by Step Solution

1. Step 1: Write the proportion equation
   144,142 : 229,038 = 229,038 : x
2. Step 2: Convert to fraction form
   144,142/229,038 = 229,038/x
3. Step 3: Cross multiply
   144,142x = 229,038 × 229,038
4. Step 4: Simplify right side
   144,142x = 52,458,405,444
5. Step 5: Solve for x
   x = 52,458,405,444/144,142
6. Step 6: Final answer
   x = 363,935.60