Finding the Third Proportional to 1,178,684 and 1,812,774

Step by Step Solution

1. Step 1: Write the proportion equation
   1,178,684 : 1,812,774 = 1,812,774 : x
2. Step 2: Convert to fraction form
   1,178,684/1,812,774 = 1,812,774/x
3. Step 3: Cross multiply
   1,178,684x = 1,812,774 × 1,812,774
4. Step 4: Simplify right side
   1,178,684x = 3,286,149,575,076
5. Step 5: Solve for x
   x = 3,286,149,575,076/1,178,684
6. Step 6: Final answer
   x = 2,787,981.83