Finding the Third Proportional to 1,923,200 and 2,989,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,923,200 : 2,989,740 = 2,989,740 : x
2. Step 2: Convert to fraction form
   1,923,200/2,989,740 = 2,989,740/x
3. Step 3: Cross multiply
   1,923,200x = 2,989,740 × 2,989,740
4. Step 4: Simplify right side
   1,923,200x = 8,938,545,267,600
5. Step 5: Solve for x
   x = 8,938,545,267,600/1,923,200
6. Step 6: Final answer
   x = 4,647,746.08