Finding the Third Proportional to 722,385 and 1,581,795

Step by Step Solution

1. Step 1: Write the proportion equation
   722,385 : 1,581,795 = 1,581,795 : x
2. Step 2: Convert to fraction form
   722,385/1,581,795 = 1,581,795/x
3. Step 3: Cross multiply
   722,385x = 1,581,795 × 1,581,795
4. Step 4: Simplify right side
   722,385x = 2,502,075,422,025
5. Step 5: Solve for x
   x = 2,502,075,422,025/722,385
6. Step 6: Final answer
   x = 3,463,631.47