Finding the Fourth Proportional to 1,334,559.88, 1,842,141.72 and 811,268.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334,559.88 : 1,842,141.72 = 811,268.56 : x
2. Step 2: Convert to fraction form
   1,334,559.88/1,842,141.72 = 811,268.56/x
3. Step 3: Cross multiply
   1,334,559.88x = 1,842,141.72 × 811,268.56
4. Step 4: Simplify right side
   1,334,559.88x = 1,494,471,660,500.32
5. Step 5: Solve for x
   x = 1,494,471,660,500.32/1,334,559.88
6. Step 6: Final answer
   x = 1,119,823.61