Finding the Third Proportional to 1,586,820 and 3,488,532

Step by Step Solution

1. Step 1: Write the proportion equation
   1,586,820 : 3,488,532 = 3,488,532 : x
2. Step 2: Convert to fraction form
   1,586,820/3,488,532 = 3,488,532/x
3. Step 3: Cross multiply
   1,586,820x = 3,488,532 × 3,488,532
4. Step 4: Simplify right side
   1,586,820x = 12,169,855,515,024
5. Step 5: Solve for x
   x = 12,169,855,515,024/1,586,820
6. Step 6: Final answer
   x = 7,669,335.85