Finding the Fourth Proportional to 5,615,105,608.89, 7,749,087,865.02 and 3,108,979,542.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,615,105,608.89 : 7,749,087,865.02 = 3,108,979,542.24 : x
2. Step 2: Convert to fraction form
   5,615,105,608.89/7,749,087,865.02 = 3,108,979,542.24/x
3. Step 3: Cross multiply
   5,615,105,608.89x = 7,749,087,865.02 × 3,108,979,542.24
4. Step 4: Simplify right side
   5,615,105,608.89x = 24,091,755,643,367,419,904
5. Step 5: Solve for x
   x = 24,091,755,643,367,419,904/5,615,105,608.89
6. Step 6: Final answer
   x = 4,290,525,828.26