Finding the Fourth Proportional to 2,529.23, 3,787.16 and 1,978.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,529.23 : 3,787.16 = 1,978.83 : x
2. Step 2: Convert to fraction form
   2,529.23/3,787.16 = 1,978.83/x
3. Step 3: Cross multiply
   2,529.23x = 3,787.16 × 1,978.83
4. Step 4: Simplify right side
   2,529.23x = 7,494,135.93
5. Step 5: Solve for x
   x = 7,494,135.93/2,529.23
6. Step 6: Final answer
   x = 2,963.02