Finding the Fourth Proportional to 9,396,540,876.58, 12,967,567,351.97 and 5,382,986,841.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,396,540,876.58 : 12,967,567,351.97 = 5,382,986,841.98 : x
2. Step 2: Convert to fraction form
   9,396,540,876.58/12,967,567,351.97 = 5,382,986,841.98/x
3. Step 3: Cross multiply
   9,396,540,876.58x = 12,967,567,351.97 × 5,382,986,841.98
4. Step 4: Simplify right side
   9,396,540,876.58x = 69,804,244,428,143,935,488
5. Step 5: Solve for x
   x = 69,804,244,428,143,935,488/9,396,540,876.58
6. Step 6: Final answer
   x = 7,428,717,157.20