Finding the Fourth Proportional to 2,981.68, 4,471.37 and 1,006.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981.68 : 4,471.37 = 1,006.77 : x
2. Step 2: Convert to fraction form
   2,981.68/4,471.37 = 1,006.77/x
3. Step 3: Cross multiply
   2,981.68x = 4,471.37 × 1,006.77
4. Step 4: Simplify right side
   2,981.68x = 4,501,641.17
5. Step 5: Solve for x
   x = 4,501,641.17/2,981.68
6. Step 6: Final answer
   x = 1,509.77