Finding the Fourth Proportional to 8,853,779,562.69, 12,218,205,443.40 and 4,839,476,196.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,853,779,562.69 : 12,218,205,443.40 = 4,839,476,196.27 : x
2. Step 2: Convert to fraction form
   8,853,779,562.69/12,218,205,443.40 = 4,839,476,196.27/x
3. Step 3: Cross multiply
   8,853,779,562.69x = 12,218,205,443.40 × 4,839,476,196.27
4. Step 4: Simplify right side
   8,853,779,562.69x = 59,129,714,404,470,841,344
5. Step 5: Solve for x
   x = 59,129,714,404,470,841,344/8,853,779,562.69
6. Step 6: Final answer
   x = 6,678,471,491.84