Finding the Fourth Proportional to 3,012,079.52, 4,517,116.96 and 1,214,498.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,012,079.52 : 4,517,116.96 = 1,214,498.72 : x
2. Step 2: Convert to fraction form
   3,012,079.52/4,517,116.96 = 1,214,498.72/x
3. Step 3: Cross multiply
   3,012,079.52x = 4,517,116.96 × 1,214,498.72
4. Step 4: Simplify right side
   3,012,079.52x = 5,486,032,766,010.29
5. Step 5: Solve for x
   x = 5,486,032,766,010.29/3,012,079.52
6. Step 6: Final answer
   x = 1,821,343.94