Finding the Third Proportional to 1,938,876 and 3,971,784

Step by Step Solution

1. Step 1: Write the proportion equation
   1,938,876 : 3,971,784 = 3,971,784 : x
2. Step 2: Convert to fraction form
   1,938,876/3,971,784 = 3,971,784/x
3. Step 3: Cross multiply
   1,938,876x = 3,971,784 × 3,971,784
4. Step 4: Simplify right side
   1,938,876x = 15,775,068,142,656
5. Step 5: Solve for x
   x = 15,775,068,142,656/1,938,876
6. Step 6: Final answer
   x = 8,136,192.38