Finding the Fourth Proportional to 2,354,842.56, 3,532,790.56 and 858,934.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,354,842.56 : 3,532,790.56 = 858,934.56 : x
2. Step 2: Convert to fraction form
   2,354,842.56/3,532,790.56 = 858,934.56/x
3. Step 3: Cross multiply
   2,354,842.56x = 3,532,790.56 × 858,934.56
4. Step 4: Simplify right side
   2,354,842.56x = 3,034,435,905,225.75
5. Step 5: Solve for x
   x = 3,034,435,905,225.75/2,354,842.56
6. Step 6: Final answer
   x = 1,288,593.96