Finding the Fourth Proportional to 1,779.96, 2,654.25 and 1,656.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779.96 : 2,654.25 = 1,656.84 : x
2. Step 2: Convert to fraction form
   1,779.96/2,654.25 = 1,656.84/x
3. Step 3: Cross multiply
   1,779.96x = 2,654.25 × 1,656.84
4. Step 4: Simplify right side
   1,779.96x = 4,397,667.57
5. Step 5: Solve for x
   x = 4,397,667.57/1,779.96
6. Step 6: Final answer
   x = 2,470.66