Finding the Third Proportional to 743,640 and 1,526,832

Step by Step Solution

1. Step 1: Write the proportion equation
   743,640 : 1,526,832 = 1,526,832 : x
2. Step 2: Convert to fraction form
   743,640/1,526,832 = 1,526,832/x
3. Step 3: Cross multiply
   743,640x = 1,526,832 × 1,526,832
4. Step 4: Simplify right side
   743,640x = 2,331,215,956,224
5. Step 5: Solve for x
   x = 2,331,215,956,224/743,640
6. Step 6: Final answer
   x = 3,134,871.65