Finding the Third Proportional to 810,072 and 1,875,383

Step by Step Solution

1. Step 1: Write the proportion equation
   810,072 : 1,875,383 = 1,875,383 : x
2. Step 2: Convert to fraction form
   810,072/1,875,383 = 1,875,383/x
3. Step 3: Cross multiply
   810,072x = 1,875,383 × 1,875,383
4. Step 4: Simplify right side
   810,072x = 3,517,061,396,689
5. Step 5: Solve for x
   x = 3,517,061,396,689/810,072
6. Step 6: Final answer
   x = 4,341,665.18