Finding the Third Proportional to 815,881 and 1,767,358

Step by Step Solution

1. Step 1: Write the proportion equation
   815,881 : 1,767,358 = 1,767,358 : x
2. Step 2: Convert to fraction form
   815,881/1,767,358 = 1,767,358/x
3. Step 3: Cross multiply
   815,881x = 1,767,358 × 1,767,358
4. Step 4: Simplify right side
   815,881x = 3,123,554,300,164
5. Step 5: Solve for x
   x = 3,123,554,300,164/815,881
6. Step 6: Final answer
   x = 3,828,443.49