Finding the Fourth Proportional to 1,945.62, 2,684.88 and 1,159.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945.62 : 2,684.88 = 1,159.50 : x
2. Step 2: Convert to fraction form
   1,945.62/2,684.88 = 1,159.50/x
3. Step 3: Cross multiply
   1,945.62x = 2,684.88 × 1,159.50
4. Step 4: Simplify right side
   1,945.62x = 3,113,118.36
5. Step 5: Solve for x
   x = 3,113,118.36/1,945.62
6. Step 6: Final answer
   x = 1,600.06