Finding the Third Proportional to 1,081,105 and 1,520,712

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081,105 : 1,520,712 = 1,520,712 : x
2. Step 2: Convert to fraction form
   1,081,105/1,520,712 = 1,520,712/x
3. Step 3: Cross multiply
   1,081,105x = 1,520,712 × 1,520,712
4. Step 4: Simplify right side
   1,081,105x = 2,312,564,986,944
5. Step 5: Solve for x
   x = 2,312,564,986,944/1,081,105
6. Step 6: Final answer
   x = 2,139,075.29