Finding the Third Proportional to 1,868,960 and 2,840,376

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,960 : 2,840,376 = 2,840,376 : x
2. Step 2: Convert to fraction form
   1,868,960/2,840,376 = 2,840,376/x
3. Step 3: Cross multiply
   1,868,960x = 2,840,376 × 2,840,376
4. Step 4: Simplify right side
   1,868,960x = 8,067,735,821,376
5. Step 5: Solve for x
   x = 8,067,735,821,376/1,868,960
6. Step 6: Final answer
   x = 4,316,697.96