Finding the Third Proportional to 2,556,523 and 5,570,677

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,523 : 5,570,677 = 5,570,677 : x
2. Step 2: Convert to fraction form
   2,556,523/5,570,677 = 5,570,677/x
3. Step 3: Cross multiply
   2,556,523x = 5,570,677 × 5,570,677
4. Step 4: Simplify right side
   2,556,523x = 31,032,442,238,329
5. Step 5: Solve for x
   x = 31,032,442,238,329/2,556,523
6. Step 6: Final answer
   x = 12,138,534.34