Finding the Fourth Proportional to 3,759,129.43, 5,629,155.78 and 3,150,316.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,759,129.43 : 5,629,155.78 = 3,150,316.82 : x
2. Step 2: Convert to fraction form
   3,759,129.43/5,629,155.78 = 3,150,316.82/x
3. Step 3: Cross multiply
   3,759,129.43x = 5,629,155.78 × 3,150,316.82
4. Step 4: Simplify right side
   3,759,129.43x = 17,733,624,162,020.80
5. Step 5: Solve for x
   x = 17,733,624,162,020.80/3,759,129.43
6. Step 6: Final answer
   x = 4,717,481.67