Finding the Third Proportional to 249,142 and 584,901

Step by Step Solution

1. Step 1: Write the proportion equation
   249,142 : 584,901 = 584,901 : x
2. Step 2: Convert to fraction form
   249,142/584,901 = 584,901/x
3. Step 3: Cross multiply
   249,142x = 584,901 × 584,901
4. Step 4: Simplify right side
   249,142x = 342,109,179,801
5. Step 5: Solve for x
   x = 342,109,179,801/249,142
6. Step 6: Final answer
   x = 1,373,149.37