Finding the Fourth Proportional to 3,315.18, 4,973.52 and 1,006.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,315.18 : 4,973.52 = 1,006.50 : x
2. Step 2: Convert to fraction form
   3,315.18/4,973.52 = 1,006.50/x
3. Step 3: Cross multiply
   3,315.18x = 4,973.52 × 1,006.50
4. Step 4: Simplify right side
   3,315.18x = 5,005,847.88
5. Step 5: Solve for x
   x = 5,005,847.88/3,315.18
6. Step 6: Final answer
   x = 1,509.98