Finding the Fourth Proportional to 1,883.76, 2,599.89 and 1,137.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,883.76 : 2,599.89 = 1,137.83 : x
2. Step 2: Convert to fraction form
   1,883.76/2,599.89 = 1,137.83/x
3. Step 3: Cross multiply
   1,883.76x = 2,599.89 × 1,137.83
4. Step 4: Simplify right side
   1,883.76x = 2,958,230.31
5. Step 5: Solve for x
   x = 2,958,230.31/1,883.76
6. Step 6: Final answer
   x = 1,570.38