Finding the Third Proportional to 1,638,293 and 2,480,336

Step by Step Solution

1. Step 1: Write the proportion equation
   1,638,293 : 2,480,336 = 2,480,336 : x
2. Step 2: Convert to fraction form
   1,638,293/2,480,336 = 2,480,336/x
3. Step 3: Cross multiply
   1,638,293x = 2,480,336 × 2,480,336
4. Step 4: Simplify right side
   1,638,293x = 6,152,066,672,896
5. Step 5: Solve for x
   x = 6,152,066,672,896/1,638,293
6. Step 6: Final answer
   x = 3,755,168.75