Finding the Fourth Proportional to 8,841,597,667.99, 12,206,911,283.91 and 5,628,320,708.11

Step by Step Solution

1. Step 1: Write the proportion equation
   8,841,597,667.99 : 12,206,911,283.91 = 5,628,320,708.11 : x
2. Step 2: Convert to fraction form
   8,841,597,667.99/12,206,911,283.91 = 5,628,320,708.11/x
3. Step 3: Cross multiply
   8,841,597,667.99x = 12,206,911,283.91 × 5,628,320,708.11
4. Step 4: Simplify right side
   8,841,597,667.99x = 68,704,411,561,203,105,792
5. Step 5: Solve for x
   x = 68,704,411,561,203,105,792/8,841,597,667.99
6. Step 6: Final answer
   x = 7,770,587,866.71