Finding the Third Proportional to 657,270 and 993,016.13

Step by Step Solution

1. Step 1: Write the proportion equation
   657,270 : 993,016.13 = 993,016.13 : x
2. Step 2: Convert to fraction form
   657,270/993,016.13 = 993,016.13/x
3. Step 3: Cross multiply
   657,270x = 993,016.13 × 993,016.13
4. Step 4: Simplify right side
   657,270x = 986,081,024,510.02
5. Step 5: Solve for x
   x = 986,081,024,510.02/657,270
6. Step 6: Final answer
   x = 1,500,267.81