Finding the Third Proportional to 615,422 and 1,293,046

Step by Step Solution

1. Step 1: Write the proportion equation
   615,422 : 1,293,046 = 1,293,046 : x
2. Step 2: Convert to fraction form
   615,422/1,293,046 = 1,293,046/x
3. Step 3: Cross multiply
   615,422x = 1,293,046 × 1,293,046
4. Step 4: Simplify right side
   615,422x = 1,671,967,958,116
5. Step 5: Solve for x
   x = 1,671,967,958,116/615,422
6. Step 6: Final answer
   x = 2,716,782.89