Finding the Third Proportional to 1,171,216 and 2,556,592

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171,216 : 2,556,592 = 2,556,592 : x
2. Step 2: Convert to fraction form
   1,171,216/2,556,592 = 2,556,592/x
3. Step 3: Cross multiply
   1,171,216x = 2,556,592 × 2,556,592
4. Step 4: Simplify right side
   1,171,216x = 6,536,162,654,464
5. Step 5: Solve for x
   x = 6,536,162,654,464/1,171,216
6. Step 6: Final answer
   x = 5,580,663.73