Finding the Fourth Proportional to 2,091,426.40, 3,139,213.20 and 1,027,669.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,091,426.40 : 3,139,213.20 = 1,027,669.60 : x
2. Step 2: Convert to fraction form
   2,091,426.40/3,139,213.20 = 1,027,669.60/x
3. Step 3: Cross multiply
   2,091,426.40x = 3,139,213.20 × 1,027,669.60
4. Step 4: Simplify right side
   2,091,426.40x = 3,226,073,973,558.72
5. Step 5: Solve for x
   x = 3,226,073,973,558.72/2,091,426.40
6. Step 6: Final answer
   x = 1,542,523.31