Finding the Fourth Proportional to 3,012,080.52, 4,517,118.46 and 1,214,499.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,012,080.52 : 4,517,118.46 = 1,214,499.72 : x
2. Step 2: Convert to fraction form
   3,012,080.52/4,517,118.46 = 1,214,499.72/x
3. Step 3: Cross multiply
   3,012,080.52x = 4,517,118.46 × 1,214,499.72
4. Step 4: Simplify right side
   3,012,080.52x = 5,486,039,104,876.83
5. Step 5: Solve for x
   x = 5,486,039,104,876.83/3,012,080.52
6. Step 6: Final answer
   x = 1,821,345.43