Finding the Fourth Proportional to 1,619.37, 2,423.58 and 1,003.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619.37 : 2,423.58 = 1,003.59 : x
2. Step 2: Convert to fraction form
   1,619.37/2,423.58 = 1,003.59/x
3. Step 3: Cross multiply
   1,619.37x = 2,423.58 × 1,003.59
4. Step 4: Simplify right side
   1,619.37x = 2,432,276.89
5. Step 5: Solve for x
   x = 2,432,276.89/1,619.37
6. Step 6: Final answer
   x = 1,501.99