Finding the Fourth Proportional to 1,779.77, 2,454.05 and 1,499.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,779.77 : 2,454.05 = 1,499.58 : x
2. Step 2: Convert to fraction form
   1,779.77/2,454.05 = 1,499.58/x
3. Step 3: Cross multiply
   1,779.77x = 2,454.05 × 1,499.58
4. Step 4: Simplify right side
   1,779.77x = 3,680,048.05
5. Step 5: Solve for x
   x = 3,680,048.05/1,779.77
6. Step 6: Final answer
   x = 2,067.71