Finding the Fourth Proportional to 2,065.32, 3,080.57 and 2,003.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.32 : 3,080.57 = 2,003.76 : x
2. Step 2: Convert to fraction form
   2,065.32/3,080.57 = 2,003.76/x
3. Step 3: Cross multiply
   2,065.32x = 3,080.57 × 2,003.76
4. Step 4: Simplify right side
   2,065.32x = 6,172,712.92
5. Step 5: Solve for x
   x = 6,172,712.92/2,065.32
6. Step 6: Final answer
   x = 2,988.74