Finding the Fourth Proportional to 1,434,134.56, 1,979,069.52 and 789,548.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434,134.56 : 1,979,069.52 = 789,548.32 : x
2. Step 2: Convert to fraction form
   1,434,134.56/1,979,069.52 = 789,548.32/x
3. Step 3: Cross multiply
   1,434,134.56x = 1,979,069.52 × 789,548.32
4. Step 4: Simplify right side
   1,434,134.56x = 1,562,571,014,679.21
5. Step 5: Solve for x
   x = 1,562,571,014,679.21/1,434,134.56
6. Step 6: Final answer
   x = 1,089,556.77