Finding the Third Proportional to 1,680,964 and 3,688,304

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,964 : 3,688,304 = 3,688,304 : x
2. Step 2: Convert to fraction form
   1,680,964/3,688,304 = 3,688,304/x
3. Step 3: Cross multiply
   1,680,964x = 3,688,304 × 3,688,304
4. Step 4: Simplify right side
   1,680,964x = 13,603,586,396,416
5. Step 5: Solve for x
   x = 13,603,586,396,416/1,680,964
6. Step 6: Final answer
   x = 8,092,729.17