Finding the Third Proportional to 1,658,136 and 2,560,484

Step by Step Solution

1. Step 1: Write the proportion equation
   1,658,136 : 2,560,484 = 2,560,484 : x
2. Step 2: Convert to fraction form
   1,658,136/2,560,484 = 2,560,484/x
3. Step 3: Cross multiply
   1,658,136x = 2,560,484 × 2,560,484
4. Step 4: Simplify right side
   1,658,136x = 6,556,078,314,256
5. Step 5: Solve for x
   x = 6,556,078,314,256/1,658,136
6. Step 6: Final answer
   x = 3,953,884.55