Finding the Third Proportional to 557,610 and 1,187,146

Step by Step Solution

1. Step 1: Write the proportion equation
   557,610 : 1,187,146 = 1,187,146 : x
2. Step 2: Convert to fraction form
   557,610/1,187,146 = 1,187,146/x
3. Step 3: Cross multiply
   557,610x = 1,187,146 × 1,187,146
4. Step 4: Simplify right side
   557,610x = 1,409,315,625,316
5. Step 5: Solve for x
   x = 1,409,315,625,316/557,610
6. Step 6: Final answer
   x = 2,527,421.72