Finding the Third Proportional to 561,830 and 1,238,182

Step by Step Solution

1. Step 1: Write the proportion equation
   561,830 : 1,238,182 = 1,238,182 : x
2. Step 2: Convert to fraction form
   561,830/1,238,182 = 1,238,182/x
3. Step 3: Cross multiply
   561,830x = 1,238,182 × 1,238,182
4. Step 4: Simplify right side
   561,830x = 1,533,094,665,124
5. Step 5: Solve for x
   x = 1,533,094,665,124/561,830
6. Step 6: Final answer
   x = 2,728,751.87