Finding the Third Proportional to 1,097,444 and 1,688,965

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097,444 : 1,688,965 = 1,688,965 : x
2. Step 2: Convert to fraction form
   1,097,444/1,688,965 = 1,688,965/x
3. Step 3: Cross multiply
   1,097,444x = 1,688,965 × 1,688,965
4. Step 4: Simplify right side
   1,097,444x = 2,852,602,771,225
5. Step 5: Solve for x
   x = 2,852,602,771,225/1,097,444
6. Step 6: Final answer
   x = 2,599,315.11