Finding the Third Proportional to 499,740 and 1,098,988

Step by Step Solution

1. Step 1: Write the proportion equation
   499,740 : 1,098,988 = 1,098,988 : x
2. Step 2: Convert to fraction form
   499,740/1,098,988 = 1,098,988/x
3. Step 3: Cross multiply
   499,740x = 1,098,988 × 1,098,988
4. Step 4: Simplify right side
   499,740x = 1,207,774,624,144
5. Step 5: Solve for x
   x = 1,207,774,624,144/499,740
6. Step 6: Final answer
   x = 2,416,805.99