Finding the Third Proportional to 1,891,731 and 4,151,364

Step by Step Solution

1. Step 1: Write the proportion equation
   1,891,731 : 4,151,364 = 4,151,364 : x
2. Step 2: Convert to fraction form
   1,891,731/4,151,364 = 4,151,364/x
3. Step 3: Cross multiply
   1,891,731x = 4,151,364 × 4,151,364
4. Step 4: Simplify right side
   1,891,731x = 17,233,823,060,496
5. Step 5: Solve for x
   x = 17,233,823,060,496/1,891,731
6. Step 6: Final answer
   x = 9,110,081.22