Finding the Fourth Proportional to 5,478,834,314.56, 8,218,155,289.20 and 3,796,568,461.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,478,834,314.56 : 8,218,155,289.20 = 3,796,568,461.12 : x
2. Step 2: Convert to fraction form
   5,478,834,314.56/8,218,155,289.20 = 3,796,568,461.12/x
3. Step 3: Cross multiply
   5,478,834,314.56x = 8,218,155,289.20 × 3,796,568,461.12
4. Step 4: Simplify right side
   5,478,834,314.56x = 31,200,789,179,563,229,184
5. Step 5: Solve for x
   x = 31,200,789,179,563,229,184/5,478,834,314.56
6. Step 6: Final answer
   x = 5,694,786,041.74