Finding the Third Proportional to 1,000,124 and 2,157,712

Step by Step Solution

1. Step 1: Write the proportion equation
   1,000,124 : 2,157,712 = 2,157,712 : x
2. Step 2: Convert to fraction form
   1,000,124/2,157,712 = 2,157,712/x
3. Step 3: Cross multiply
   1,000,124x = 2,157,712 × 2,157,712
4. Step 4: Simplify right side
   1,000,124x = 4,655,721,074,944
5. Step 5: Solve for x
   x = 4,655,721,074,944/1,000,124
6. Step 6: Final answer
   x = 4,655,143.84