Finding the Third Proportional to 1,689,542 and 3,676,516

Step by Step Solution

1. Step 1: Write the proportion equation
   1,689,542 : 3,676,516 = 3,676,516 : x
2. Step 2: Convert to fraction form
   1,689,542/3,676,516 = 3,676,516/x
3. Step 3: Cross multiply
   1,689,542x = 3,676,516 × 3,676,516
4. Step 4: Simplify right side
   1,689,542x = 13,516,769,898,256
5. Step 5: Solve for x
   x = 13,516,769,898,256/1,689,542
6. Step 6: Final answer
   x = 8,000,256.81