Finding the Third Proportional to 222,779.53 and 479,143.69

Step by Step Solution

1. Step 1: Write the proportion equation
   222,779.53 : 479,143.69 = 479,143.69 : x
2. Step 2: Convert to fraction form
   222,779.53/479,143.69 = 479,143.69/x
3. Step 3: Cross multiply
   222,779.53x = 479,143.69 × 479,143.69
4. Step 4: Simplify right side
   222,779.53x = 229,578,673,271.10
5. Step 5: Solve for x
   x = 229,578,673,271.10/222,779.53
6. Step 6: Final answer
   x = 1,030,519.60