Finding the Third Proportional to 1,447,200 and 2,127,438

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447,200 : 2,127,438 = 2,127,438 : x
2. Step 2: Convert to fraction form
   1,447,200/2,127,438 = 2,127,438/x
3. Step 3: Cross multiply
   1,447,200x = 2,127,438 × 2,127,438
4. Step 4: Simplify right side
   1,447,200x = 4,525,992,443,844
5. Step 5: Solve for x
   x = 4,525,992,443,844/1,447,200
6. Step 6: Final answer
   x = 3,127,413.24