Finding the Third Proportional to 741,438 and 1,112,158

Step by Step Solution

1. Step 1: Write the proportion equation
   741,438 : 1,112,158 = 1,112,158 : x
2. Step 2: Convert to fraction form
   741,438/1,112,158 = 1,112,158/x
3. Step 3: Cross multiply
   741,438x = 1,112,158 × 1,112,158
4. Step 4: Simplify right side
   741,438x = 1,236,895,416,964
5. Step 5: Solve for x
   x = 1,236,895,416,964/741,438
6. Step 6: Final answer
   x = 1,668,238.50