Finding the Third Proportional to 1,340,534 and 2,921,916

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,534 : 2,921,916 = 2,921,916 : x
2. Step 2: Convert to fraction form
   1,340,534/2,921,916 = 2,921,916/x
3. Step 3: Cross multiply
   1,340,534x = 2,921,916 × 2,921,916
4. Step 4: Simplify right side
   1,340,534x = 8,537,593,111,056
5. Step 5: Solve for x
   x = 8,537,593,111,056/1,340,534
6. Step 6: Final answer
   x = 6,368,800.13