Finding the Third Proportional to 2,143,152 and 3,242,280

Step by Step Solution

1. Step 1: Write the proportion equation
   2,143,152 : 3,242,280 = 3,242,280 : x
2. Step 2: Convert to fraction form
   2,143,152/3,242,280 = 3,242,280/x
3. Step 3: Cross multiply
   2,143,152x = 3,242,280 × 3,242,280
4. Step 4: Simplify right side
   2,143,152x = 10,512,379,598,400
5. Step 5: Solve for x
   x = 10,512,379,598,400/2,143,152
6. Step 6: Final answer
   x = 4,905,102.20