Finding the Third Proportional to 1,522,740 and 2,142,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522,740 : 2,142,456 = 2,142,456 : x
2. Step 2: Convert to fraction form
   1,522,740/2,142,456 = 2,142,456/x
3. Step 3: Cross multiply
   1,522,740x = 2,142,456 × 2,142,456
4. Step 4: Simplify right side
   1,522,740x = 4,590,117,711,936
5. Step 5: Solve for x
   x = 4,590,117,711,936/1,522,740
6. Step 6: Final answer
   x = 3,014,380.47