Finding the Third Proportional to 1,689,426 and 3,406,500

Step by Step Solution

1. Step 1: Write the proportion equation
   1,689,426 : 3,406,500 = 3,406,500 : x
2. Step 2: Convert to fraction form
   1,689,426/3,406,500 = 3,406,500/x
3. Step 3: Cross multiply
   1,689,426x = 3,406,500 × 3,406,500
4. Step 4: Simplify right side
   1,689,426x = 11,604,242,250,000
5. Step 5: Solve for x
   x = 11,604,242,250,000/1,689,426
6. Step 6: Final answer
   x = 6,868,748.47