Finding the Fourth Proportional to 2,980.37, 4,471.23 and 1,006.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,980.37 : 4,471.23 = 1,006.67 : x
2. Step 2: Convert to fraction form
   2,980.37/4,471.23 = 1,006.67/x
3. Step 3: Cross multiply
   2,980.37x = 4,471.23 × 1,006.67
4. Step 4: Simplify right side
   2,980.37x = 4,501,053.10
5. Step 5: Solve for x
   x = 4,501,053.10/2,980.37
6. Step 6: Final answer
   x = 1,510.23