Finding the Third Proportional to 879,585 and 1,917,154

Step by Step Solution

1. Step 1: Write the proportion equation
   879,585 : 1,917,154 = 1,917,154 : x
2. Step 2: Convert to fraction form
   879,585/1,917,154 = 1,917,154/x
3. Step 3: Cross multiply
   879,585x = 1,917,154 × 1,917,154
4. Step 4: Simplify right side
   879,585x = 3,675,479,459,716
5. Step 5: Solve for x
   x = 3,675,479,459,716/879,585
6. Step 6: Final answer
   x = 4,178,651.82