Finding the Third Proportional to 758,346 and 1,142,326

Step by Step Solution

1. Step 1: Write the proportion equation
   758,346 : 1,142,326 = 1,142,326 : x
2. Step 2: Convert to fraction form
   758,346/1,142,326 = 1,142,326/x
3. Step 3: Cross multiply
   758,346x = 1,142,326 × 1,142,326
4. Step 4: Simplify right side
   758,346x = 1,304,908,690,276
5. Step 5: Solve for x
   x = 1,304,908,690,276/758,346
6. Step 6: Final answer
   x = 1,720,729.97