Finding the Fourth Proportional to 3,598.32, 5,385.98 and 1,928.29

Step by Step Solution

1. Step 1: Write the proportion equation
   3,598.32 : 5,385.98 = 1,928.29 : x
2. Step 2: Convert to fraction form
   3,598.32/5,385.98 = 1,928.29/x
3. Step 3: Cross multiply
   3,598.32x = 5,385.98 × 1,928.29
4. Step 4: Simplify right side
   3,598.32x = 10,385,731.37
5. Step 5: Solve for x
   x = 10,385,731.37/3,598.32
6. Step 6: Final answer
   x = 2,886.27