Finding the Third Proportional to 462,142 and 993,039

Step by Step Solution

1. Step 1: Write the proportion equation
   462,142 : 993,039 = 993,039 : x
2. Step 2: Convert to fraction form
   462,142/993,039 = 993,039/x
3. Step 3: Cross multiply
   462,142x = 993,039 × 993,039
4. Step 4: Simplify right side
   462,142x = 986,126,455,521
5. Step 5: Solve for x
   x = 986,126,455,521/462,142
6. Step 6: Final answer
   x = 2,133,817.00