Finding the Third Proportional to 1,248,129 and 1,827,765

Step by Step Solution

1. Step 1: Write the proportion equation
   1,248,129 : 1,827,765 = 1,827,765 : x
2. Step 2: Convert to fraction form
   1,248,129/1,827,765 = 1,827,765/x
3. Step 3: Cross multiply
   1,248,129x = 1,827,765 × 1,827,765
4. Step 4: Simplify right side
   1,248,129x = 3,340,724,895,225
5. Step 5: Solve for x
   x = 3,340,724,895,225/1,248,129
6. Step 6: Final answer
   x = 2,676,586.23