Finding the Third Proportional to 1,271,484 and 2,646,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,484 : 2,646,432 = 2,646,432 : x
2. Step 2: Convert to fraction form
   1,271,484/2,646,432 = 2,646,432/x
3. Step 3: Cross multiply
   1,271,484x = 2,646,432 × 2,646,432
4. Step 4: Simplify right side
   1,271,484x = 7,003,602,330,624
5. Step 5: Solve for x
   x = 7,003,602,330,624/1,271,484
6. Step 6: Final answer
   x = 5,508,211.14