Finding the Third Proportional to 1,556,316 and 3,345,122

Step by Step Solution

1. Step 1: Write the proportion equation
   1,556,316 : 3,345,122 = 3,345,122 : x
2. Step 2: Convert to fraction form
   1,556,316/3,345,122 = 3,345,122/x
3. Step 3: Cross multiply
   1,556,316x = 3,345,122 × 3,345,122
4. Step 4: Simplify right side
   1,556,316x = 11,189,841,194,884
5. Step 5: Solve for x
   x = 11,189,841,194,884/1,556,316
6. Step 6: Final answer
   x = 7,189,954.48