Finding the Third Proportional to 1,489,392 and 2,301,480

Step by Step Solution

1. Step 1: Write the proportion equation
   1,489,392 : 2,301,480 = 2,301,480 : x
2. Step 2: Convert to fraction form
   1,489,392/2,301,480 = 2,301,480/x
3. Step 3: Cross multiply
   1,489,392x = 2,301,480 × 2,301,480
4. Step 4: Simplify right side
   1,489,392x = 5,296,810,190,400
5. Step 5: Solve for x
   x = 5,296,810,190,400/1,489,392
6. Step 6: Final answer
   x = 3,556,357.35