Finding the Third Proportional to 1,299,499 and 1,999,994

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299,499 : 1,999,994 = 1,999,994 : x
2. Step 2: Convert to fraction form
   1,299,499/1,999,994 = 1,999,994/x
3. Step 3: Cross multiply
   1,299,499x = 1,999,994 × 1,999,994
4. Step 4: Simplify right side
   1,299,499x = 3,999,976,000,036
5. Step 5: Solve for x
   x = 3,999,976,000,036/1,299,499
6. Step 6: Final answer
   x = 3,078,090.86