Finding the Third Proportional to 1,145,596 and 1,683,318

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,596 : 1,683,318 = 1,683,318 : x
2. Step 2: Convert to fraction form
   1,145,596/1,683,318 = 1,683,318/x
3. Step 3: Cross multiply
   1,145,596x = 1,683,318 × 1,683,318
4. Step 4: Simplify right side
   1,145,596x = 2,833,559,489,124
5. Step 5: Solve for x
   x = 2,833,559,489,124/1,145,596
6. Step 6: Final answer
   x = 2,473,436.96