Finding the Third Proportional to 671,872 and 1,018,472

Step by Step Solution

1. Step 1: Write the proportion equation
   671,872 : 1,018,472 = 1,018,472 : x
2. Step 2: Convert to fraction form
   671,872/1,018,472 = 1,018,472/x
3. Step 3: Cross multiply
   671,872x = 1,018,472 × 1,018,472
4. Step 4: Simplify right side
   671,872x = 1,037,285,214,784
5. Step 5: Solve for x
   x = 1,037,285,214,784/671,872
6. Step 6: Final answer
   x = 1,543,873.26