Finding the Third Proportional to 1,812,774 and 3,812,172

Step by Step Solution

1. Step 1: Write the proportion equation
   1,812,774 : 3,812,172 = 3,812,172 : x
2. Step 2: Convert to fraction form
   1,812,774/3,812,172 = 3,812,172/x
3. Step 3: Cross multiply
   1,812,774x = 3,812,172 × 3,812,172
4. Step 4: Simplify right side
   1,812,774x = 14,532,655,357,584
5. Step 5: Solve for x
   x = 14,532,655,357,584/1,812,774
6. Step 6: Final answer
   x = 8,016,804.83