Finding the Third Proportional to 155,279 and 334,334

Step by Step Solution

1. Step 1: Write the proportion equation
   155,279 : 334,334 = 334,334 : x
2. Step 2: Convert to fraction form
   155,279/334,334 = 334,334/x
3. Step 3: Cross multiply
   155,279x = 334,334 × 334,334
4. Step 4: Simplify right side
   155,279x = 111,779,223,556
5. Step 5: Solve for x
   x = 111,779,223,556/155,279
6. Step 6: Final answer
   x = 719,860.53