Finding the Third Proportional to 680,543 and 1,491,334

Step by Step Solution

1. Step 1: Write the proportion equation
   680,543 : 1,491,334 = 1,491,334 : x
2. Step 2: Convert to fraction form
   680,543/1,491,334 = 1,491,334/x
3. Step 3: Cross multiply
   680,543x = 1,491,334 × 1,491,334
4. Step 4: Simplify right side
   680,543x = 2,224,077,099,556
5. Step 5: Solve for x
   x = 2,224,077,099,556/680,543
6. Step 6: Final answer
   x = 3,268,091.95