Finding the Fourth Proportional to 2,030.85, 2,802.93 and 1,938.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,030.85 : 2,802.93 = 1,938.51 : x
2. Step 2: Convert to fraction form
   2,030.85/2,802.93 = 1,938.51/x
3. Step 3: Cross multiply
   2,030.85x = 2,802.93 × 1,938.51
4. Step 4: Simplify right side
   2,030.85x = 5,433,507.83
5. Step 5: Solve for x
   x = 5,433,507.83/2,030.85
6. Step 6: Final answer
   x = 2,675.48