Finding the Third Proportional to 1,340,546 and 2,872,978

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,546 : 2,872,978 = 2,872,978 : x
2. Step 2: Convert to fraction form
   1,340,546/2,872,978 = 2,872,978/x
3. Step 3: Cross multiply
   1,340,546x = 2,872,978 × 2,872,978
4. Step 4: Simplify right side
   1,340,546x = 8,254,002,588,484
5. Step 5: Solve for x
   x = 8,254,002,588,484/1,340,546
6. Step 6: Final answer
   x = 6,157,194.60