Finding the Third Proportional to 573,779,269.69 and 1,216,510,867.69

Step by Step Solution

1. Step 1: Write the proportion equation
   573,779,269.69 : 1,216,510,867.69 = 1,216,510,867.69 : x
2. Step 2: Convert to fraction form
   573,779,269.69/1,216,510,867.69 = 1,216,510,867.69/x
3. Step 3: Cross multiply
   573,779,269.69x = 1,216,510,867.69 × 1,216,510,867.69
4. Step 4: Simplify right side
   573,779,269.69x = 1,479,898,691,201,794,048
5. Step 5: Solve for x
   x = 1,479,898,691,201,794,048/573,779,269.69
6. Step 6: Final answer
   x = 2,579,212,546.33