Finding the Third Proportional to 1,676,340 and 3,620,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,676,340 : 3,620,520 = 3,620,520 : x
2. Step 2: Convert to fraction form
   1,676,340/3,620,520 = 3,620,520/x
3. Step 3: Cross multiply
   1,676,340x = 3,620,520 × 3,620,520
4. Step 4: Simplify right side
   1,676,340x = 13,108,165,070,400
5. Step 5: Solve for x
   x = 13,108,165,070,400/1,676,340
6. Step 6: Final answer
   x = 7,819,514.58