Finding the Fourth Proportional to 2,779.94, 3,836.31 and 1,520.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,779.94 : 3,836.31 = 1,520.98 : x
2. Step 2: Convert to fraction form
   2,779.94/3,836.31 = 1,520.98/x
3. Step 3: Cross multiply
   2,779.94x = 3,836.31 × 1,520.98
4. Step 4: Simplify right side
   2,779.94x = 5,834,924.00
5. Step 5: Solve for x
   x = 5,834,924.00/2,779.94
6. Step 6: Final answer
   x = 2,098.94