Finding the Third Proportional to 1,238,627 and 1,810,147

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,627 : 1,810,147 = 1,810,147 : x
2. Step 2: Convert to fraction form
   1,238,627/1,810,147 = 1,810,147/x
3. Step 3: Cross multiply
   1,238,627x = 1,810,147 × 1,810,147
4. Step 4: Simplify right side
   1,238,627x = 3,276,632,161,609
5. Step 5: Solve for x
   x = 3,276,632,161,609/1,238,627
6. Step 6: Final answer
   x = 2,645,374.40