Finding the Third Proportional to 623,321.50 and 1,364,874

Step by Step Solution

1. Step 1: Write the proportion equation
   623,321.50 : 1,364,874 = 1,364,874 : x
2. Step 2: Convert to fraction form
   623,321.50/1,364,874 = 1,364,874/x
3. Step 3: Cross multiply
   623,321.50x = 1,364,874 × 1,364,874
4. Step 4: Simplify right side
   623,321.50x = 1,862,881,035,876
5. Step 5: Solve for x
   x = 1,862,881,035,876/623,321.50
6. Step 6: Final answer
   x = 2,988,635.94