Finding the Third Proportional to 1,217,459 and 1,892,501

Step by Step Solution

1. Step 1: Write the proportion equation
   1,217,459 : 1,892,501 = 1,892,501 : x
2. Step 2: Convert to fraction form
   1,217,459/1,892,501 = 1,892,501/x
3. Step 3: Cross multiply
   1,217,459x = 1,892,501 × 1,892,501
4. Step 4: Simplify right side
   1,217,459x = 3,581,560,035,001
5. Step 5: Solve for x
   x = 3,581,560,035,001/1,217,459
6. Step 6: Final answer
   x = 2,941,832.16