Finding the Third Proportional to 1,224,498 and 1,837,980

Step by Step Solution

1. Step 1: Write the proportion equation
   1,224,498 : 1,837,980 = 1,837,980 : x
2. Step 2: Convert to fraction form
   1,224,498/1,837,980 = 1,837,980/x
3. Step 3: Cross multiply
   1,224,498x = 1,837,980 × 1,837,980
4. Step 4: Simplify right side
   1,224,498x = 3,378,170,480,400
5. Step 5: Solve for x
   x = 3,378,170,480,400/1,224,498
6. Step 6: Final answer
   x = 2,758,820.74