Finding the Fourth Proportional to 2,076.71, 3,115.04 and 1,200.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076.71 : 3,115.04 = 1,200.53 : x
2. Step 2: Convert to fraction form
   2,076.71/3,115.04 = 1,200.53/x
3. Step 3: Cross multiply
   2,076.71x = 3,115.04 × 1,200.53
4. Step 4: Simplify right side
   2,076.71x = 3,739,677.39
5. Step 5: Solve for x
   x = 3,739,677.39/2,076.71
6. Step 6: Final answer
   x = 1,800.77