Finding the Third Proportional to 789,072 and 1,116,522

Step by Step Solution

1. Step 1: Write the proportion equation
   789,072 : 1,116,522 = 1,116,522 : x
2. Step 2: Convert to fraction form
   789,072/1,116,522 = 1,116,522/x
3. Step 3: Cross multiply
   789,072x = 1,116,522 × 1,116,522
4. Step 4: Simplify right side
   789,072x = 1,246,621,376,484
5. Step 5: Solve for x
   x = 1,246,621,376,484/789,072
6. Step 6: Final answer
   x = 1,579,857.58