Finding the Third Proportional to 412,920 and 875,413.13

Step by Step Solution

1. Step 1: Write the proportion equation
   412,920 : 875,413.13 = 875,413.13 : x
2. Step 2: Convert to fraction form
   412,920/875,413.13 = 875,413.13/x
3. Step 3: Cross multiply
   412,920x = 875,413.13 × 875,413.13
4. Step 4: Simplify right side
   412,920x = 766,348,139,422.27
5. Step 5: Solve for x
   x = 766,348,139,422.27/412,920
6. Step 6: Final answer
   x = 1,855,924.00