Finding the Third Proportional to 403,095 and 879,870

Step by Step Solution

1. Step 1: Write the proportion equation
   403,095 : 879,870 = 879,870 : x
2. Step 2: Convert to fraction form
   403,095/879,870 = 879,870/x
3. Step 3: Cross multiply
   403,095x = 879,870 × 879,870
4. Step 4: Simplify right side
   403,095x = 774,171,216,900
5. Step 5: Solve for x
   x = 774,171,216,900/403,095
6. Step 6: Final answer
   x = 1,920,567.65