Finding the Third Proportional to 1,000,071 and 2,156,517

Step by Step Solution

1. Step 1: Write the proportion equation
   1,000,071 : 2,156,517 = 2,156,517 : x
2. Step 2: Convert to fraction form
   1,000,071/2,156,517 = 2,156,517/x
3. Step 3: Cross multiply
   1,000,071x = 2,156,517 × 2,156,517
4. Step 4: Simplify right side
   1,000,071x = 4,650,565,571,289
5. Step 5: Solve for x
   x = 4,650,565,571,289/1,000,071
6. Step 6: Final answer
   x = 4,650,235.40