Finding the Third Proportional to 6,271,886 and 8,832,486

Step by Step Solution

1. Step 1: Write the proportion equation
   6,271,886 : 8,832,486 = 8,832,486 : x
2. Step 2: Convert to fraction form
   6,271,886/8,832,486 = 8,832,486/x
3. Step 3: Cross multiply
   6,271,886x = 8,832,486 × 8,832,486
4. Step 4: Simplify right side
   6,271,886x = 78,012,808,940,196
5. Step 5: Solve for x
   x = 78,012,808,940,196/6,271,886
6. Step 6: Final answer
   x = 12,438,492.81