Finding the Third Proportional to 1,128,178 and 2,462,132

Step by Step Solution

1. Step 1: Write the proportion equation
   1,128,178 : 2,462,132 = 2,462,132 : x
2. Step 2: Convert to fraction form
   1,128,178/2,462,132 = 2,462,132/x
3. Step 3: Cross multiply
   1,128,178x = 2,462,132 × 2,462,132
4. Step 4: Simplify right side
   1,128,178x = 6,062,093,985,424
5. Step 5: Solve for x
   x = 6,062,093,985,424/1,128,178
6. Step 6: Final answer
   x = 5,373,348.87