Finding the Fourth Proportional to 1,880.89, 2,598.27 and 1,359.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,880.89 : 2,598.27 = 1,359.67 : x
2. Step 2: Convert to fraction form
   1,880.89/2,598.27 = 1,359.67/x
3. Step 3: Cross multiply
   1,880.89x = 2,598.27 × 1,359.67
4. Step 4: Simplify right side
   1,880.89x = 3,532,789.77
5. Step 5: Solve for x
   x = 3,532,789.77/1,880.89
6. Step 6: Final answer
   x = 1,878.25