Finding the Fourth Proportional to 5,100.76, 7,651.54 and 1,983.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,100.76 : 7,651.54 = 1,983.34 : x
2. Step 2: Convert to fraction form
   5,100.76/7,651.54 = 1,983.34/x
3. Step 3: Cross multiply
   5,100.76x = 7,651.54 × 1,983.34
4. Step 4: Simplify right side
   5,100.76x = 15,175,605.34
5. Step 5: Solve for x
   x = 15,175,605.34/5,100.76
6. Step 6: Final answer
   x = 2,975.17