Finding the Third Proportional to 864,714 and 1,374,055.50

Step by Step Solution

1. Step 1: Write the proportion equation
   864,714 : 1,374,055.50 = 1,374,055.50 : x
2. Step 2: Convert to fraction form
   864,714/1,374,055.50 = 1,374,055.50/x
3. Step 3: Cross multiply
   864,714x = 1,374,055.50 × 1,374,055.50
4. Step 4: Simplify right side
   864,714x = 1,888,028,517,080.25
5. Step 5: Solve for x
   x = 1,888,028,517,080.25/864,714
6. Step 6: Final answer
   x = 2,183,413.84