Finding the Fourth Proportional to 2,031,142.56, 3,048,541.20 and 1,085,321.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031,142.56 : 3,048,541.20 = 1,085,321.76 : x
2. Step 2: Convert to fraction form
   2,031,142.56/3,048,541.20 = 1,085,321.76/x
3. Step 3: Cross multiply
   2,031,142.56x = 3,048,541.20 × 1,085,321.76
4. Step 4: Simplify right side
   2,031,142.56x = 3,308,648,100,616.51
5. Step 5: Solve for x
   x = 3,308,648,100,616.51/2,031,142.56
6. Step 6: Final answer
   x = 1,628,959.07