Finding the Fourth Proportional to 6,991.38, 10,485.72 and 2,059.83

Step by Step Solution

1. Step 1: Write the proportion equation
   6,991.38 : 10,485.72 = 2,059.83 : x
2. Step 2: Convert to fraction form
   6,991.38/10,485.72 = 2,059.83/x
3. Step 3: Cross multiply
   6,991.38x = 10,485.72 × 2,059.83
4. Step 4: Simplify right side
   6,991.38x = 21,598,800.63
5. Step 5: Solve for x
   x = 21,598,800.63/6,991.38
6. Step 6: Final answer
   x = 3,089.35