Finding the Third Proportional to 1,299,156 and 2,834,400

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299,156 : 2,834,400 = 2,834,400 : x
2. Step 2: Convert to fraction form
   1,299,156/2,834,400 = 2,834,400/x
3. Step 3: Cross multiply
   1,299,156x = 2,834,400 × 2,834,400
4. Step 4: Simplify right side
   1,299,156x = 8,033,823,360,000
5. Step 5: Solve for x
   x = 8,033,823,360,000/1,299,156
6. Step 6: Final answer
   x = 6,183,878.89