Finding the Third Proportional to 1,313,056 and 2,856,172

Step by Step Solution

1. Step 1: Write the proportion equation
   1,313,056 : 2,856,172 = 2,856,172 : x
2. Step 2: Convert to fraction form
   1,313,056/2,856,172 = 2,856,172/x
3. Step 3: Cross multiply
   1,313,056x = 2,856,172 × 2,856,172
4. Step 4: Simplify right side
   1,313,056x = 8,157,718,493,584
5. Step 5: Solve for x
   x = 8,157,718,493,584/1,313,056
6. Step 6: Final answer
   x = 6,212,772.72