Finding the Fourth Proportional to 2,077.71, 3,116.53 and 1,201.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.71 : 3,116.53 = 1,201.53 : x
2. Step 2: Convert to fraction form
   2,077.71/3,116.53 = 1,201.53/x
3. Step 3: Cross multiply
   2,077.71x = 3,116.53 × 1,201.53
4. Step 4: Simplify right side
   2,077.71x = 3,744,604.29
5. Step 5: Solve for x
   x = 3,744,604.29/2,077.71
6. Step 6: Final answer
   x = 1,802.27