Finding the Fourth Proportional to 3,480.56, 4,803.72 and 2,083.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,480.56 : 4,803.72 = 2,083.76 : x
2. Step 2: Convert to fraction form
   3,480.56/4,803.72 = 2,083.76/x
3. Step 3: Cross multiply
   3,480.56x = 4,803.72 × 2,083.76
4. Step 4: Simplify right side
   3,480.56x = 10,009,799.59
5. Step 5: Solve for x
   x = 10,009,799.59/3,480.56
6. Step 6: Final answer
   x = 2,875.92