Finding the Fourth Proportional to 2,914.43, 4,020.93 and 1,779.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,914.43 : 4,020.93 = 1,779.69 : x
2. Step 2: Convert to fraction form
   2,914.43/4,020.93 = 1,779.69/x
3. Step 3: Cross multiply
   2,914.43x = 4,020.93 × 1,779.69
4. Step 4: Simplify right side
   2,914.43x = 7,155,992.78
5. Step 5: Solve for x
   x = 7,155,992.78/2,914.43
6. Step 6: Final answer
   x = 2,455.37