Finding the Fourth Proportional to 1,954.58, 2,682.62 and 1,787.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,954.58 : 2,682.62 = 1,787.72 : x
2. Step 2: Convert to fraction form
   1,954.58/2,682.62 = 1,787.72/x
3. Step 3: Cross multiply
   1,954.58x = 2,682.62 × 1,787.72
4. Step 4: Simplify right side
   1,954.58x = 4,795,773.43
5. Step 5: Solve for x
   x = 4,795,773.43/1,954.58
6. Step 6: Final answer
   x = 2,453.61