Finding the Third Proportional to 342,486 and 743,333

Step by Step Solution

1. Step 1: Write the proportion equation
   342,486 : 743,333 = 743,333 : x
2. Step 2: Convert to fraction form
   342,486/743,333 = 743,333/x
3. Step 3: Cross multiply
   342,486x = 743,333 × 743,333
4. Step 4: Simplify right side
   342,486x = 552,543,948,889
5. Step 5: Solve for x
   x = 552,543,948,889/342,486
6. Step 6: Final answer
   x = 1,613,332.95