Finding the Third Proportional to 1,558,872 and 3,349,808

Step by Step Solution

1. Step 1: Write the proportion equation
   1,558,872 : 3,349,808 = 3,349,808 : x
2. Step 2: Convert to fraction form
   1,558,872/3,349,808 = 3,349,808/x
3. Step 3: Cross multiply
   1,558,872x = 3,349,808 × 3,349,808
4. Step 4: Simplify right side
   1,558,872x = 11,221,213,636,864
5. Step 5: Solve for x
   x = 11,221,213,636,864/1,558,872
6. Step 6: Final answer
   x = 7,198,290.58