Finding the Fourth Proportional to 2,191,054.52, 3,286,426.05 and 674,579.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191,054.52 : 3,286,426.05 = 674,579.31 : x
2. Step 2: Convert to fraction form
   2,191,054.52/3,286,426.05 = 674,579.31/x
3. Step 3: Cross multiply
   2,191,054.52x = 3,286,426.05 × 674,579.31
4. Step 4: Simplify right side
   2,191,054.52x = 2,216,955,017,175.03
5. Step 5: Solve for x
   x = 2,216,955,017,175.03/2,191,054.52
6. Step 6: Final answer
   x = 1,011,821.02