Finding the Fourth Proportional to 3,108,314.25, 4,665,128.58 and 1,216,384.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,108,314.25 : 4,665,128.58 = 1,216,384.29 : x
2. Step 2: Convert to fraction form
   3,108,314.25/4,665,128.58 = 1,216,384.29/x
3. Step 3: Cross multiply
   3,108,314.25x = 4,665,128.58 × 1,216,384.29
4. Step 4: Simplify right side
   3,108,314.25x = 5,674,589,115,542.01
5. Step 5: Solve for x
   x = 5,674,589,115,542.01/3,108,314.25
6. Step 6: Final answer
   x = 1,825,616.29