Finding the Third Proportional to 1,494,818 and 3,509,323

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494,818 : 3,509,323 = 3,509,323 : x
2. Step 2: Convert to fraction form
   1,494,818/3,509,323 = 3,509,323/x
3. Step 3: Cross multiply
   1,494,818x = 3,509,323 × 3,509,323
4. Step 4: Simplify right side
   1,494,818x = 12,315,347,918,329
5. Step 5: Solve for x
   x = 12,315,347,918,329/1,494,818
6. Step 6: Final answer
   x = 8,238,693.89