Finding the Third Proportional to 990,654 and 1,530,630

Step by Step Solution

1. Step 1: Write the proportion equation
   990,654 : 1,530,630 = 1,530,630 : x
2. Step 2: Convert to fraction form
   990,654/1,530,630 = 1,530,630/x
3. Step 3: Cross multiply
   990,654x = 1,530,630 × 1,530,630
4. Step 4: Simplify right side
   990,654x = 2,342,828,196,900
5. Step 5: Solve for x
   x = 2,342,828,196,900/990,654
6. Step 6: Final answer
   x = 2,364,930.84