Finding the Third Proportional to 1,375,242 and 2,102,391

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375,242 : 2,102,391 = 2,102,391 : x
2. Step 2: Convert to fraction form
   1,375,242/2,102,391 = 2,102,391/x
3. Step 3: Cross multiply
   1,375,242x = 2,102,391 × 2,102,391
4. Step 4: Simplify right side
   1,375,242x = 4,420,047,916,881
5. Step 5: Solve for x
   x = 4,420,047,916,881/1,375,242
6. Step 6: Final answer
   x = 3,214,014.64