Finding the Fourth Proportional to 2,607.81, 3,599.12 and 1,488.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,607.81 : 3,599.12 = 1,488.50 : x
2. Step 2: Convert to fraction form
   2,607.81/3,599.12 = 1,488.50/x
3. Step 3: Cross multiply
   2,607.81x = 3,599.12 × 1,488.50
4. Step 4: Simplify right side
   2,607.81x = 5,357,275.85
5. Step 5: Solve for x
   x = 5,357,275.85/2,607.81
6. Step 6: Final answer
   x = 2,054.32