Finding the Third Proportional to 1,097,446 and 1,688,968

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097,446 : 1,688,968 = 1,688,968 : x
2. Step 2: Convert to fraction form
   1,097,446/1,688,968 = 1,688,968/x
3. Step 3: Cross multiply
   1,097,446x = 1,688,968 × 1,688,968
4. Step 4: Simplify right side
   1,097,446x = 2,852,612,905,024
5. Step 5: Solve for x
   x = 2,852,612,905,024/1,097,446
6. Step 6: Final answer
   x = 2,599,319.61