Finding the Fourth Proportional to 2,059,046.20, 3,087,129.30 and 1,217,164.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,059,046.20 : 3,087,129.30 = 1,217,164.60 : x
2. Step 2: Convert to fraction form
   2,059,046.20/3,087,129.30 = 1,217,164.60/x
3. Step 3: Cross multiply
   2,059,046.20x = 3,087,129.30 × 1,217,164.60
4. Step 4: Simplify right side
   2,059,046.20x = 3,757,544,499,582.78
5. Step 5: Solve for x
   x = 3,757,544,499,582.78/2,059,046.20
6. Step 6: Final answer
   x = 1,824,895.67