Finding the Third Proportional to 1,270,069 and 1,810,513

Step by Step Solution

1. Step 1: Write the proportion equation
   1,270,069 : 1,810,513 = 1,810,513 : x
2. Step 2: Convert to fraction form
   1,270,069/1,810,513 = 1,810,513/x
3. Step 3: Cross multiply
   1,270,069x = 1,810,513 × 1,810,513
4. Step 4: Simplify right side
   1,270,069x = 3,277,957,323,169
5. Step 5: Solve for x
   x = 3,277,957,323,169/1,270,069
6. Step 6: Final answer
   x = 2,580,928.53