Finding the Third Proportional to 1,680,696 and 3,687,984

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,696 : 3,687,984 = 3,687,984 : x
2. Step 2: Convert to fraction form
   1,680,696/3,687,984 = 3,687,984/x
3. Step 3: Cross multiply
   1,680,696x = 3,687,984 × 3,687,984
4. Step 4: Simplify right side
   1,680,696x = 13,601,225,984,256
5. Step 5: Solve for x
   x = 13,601,225,984,256/1,680,696
6. Step 6: Final answer
   x = 8,092,615.19