Finding the Third Proportional to 1,317,812 and 2,887,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,317,812 : 2,887,776 = 2,887,776 : x
2. Step 2: Convert to fraction form
   1,317,812/2,887,776 = 2,887,776/x
3. Step 3: Cross multiply
   1,317,812x = 2,887,776 × 2,887,776
4. Step 4: Simplify right side
   1,317,812x = 8,339,250,226,176
5. Step 5: Solve for x
   x = 8,339,250,226,176/1,317,812
6. Step 6: Final answer
   x = 6,328,103.12