Finding the Fourth Proportional to 5,200.51, 7,800.82 and 1,304.93

Step by Step Solution

1. Step 1: Write the proportion equation
   5,200.51 : 7,800.82 = 1,304.93 : x
2. Step 2: Convert to fraction form
   5,200.51/7,800.82 = 1,304.93/x
3. Step 3: Cross multiply
   5,200.51x = 7,800.82 × 1,304.93
4. Step 4: Simplify right side
   5,200.51x = 10,179,524.04
5. Step 5: Solve for x
   x = 10,179,524.04/5,200.51
6. Step 6: Final answer
   x = 1,957.41