Finding the Fourth Proportional to 1,453.46, 2,006.39 and 981.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,453.46 : 2,006.39 = 981.99 : x
2. Step 2: Convert to fraction form
   1,453.46/2,006.39 = 981.99/x
3. Step 3: Cross multiply
   1,453.46x = 2,006.39 × 981.99
4. Step 4: Simplify right side
   1,453.46x = 1,970,255.02
5. Step 5: Solve for x
   x = 1,970,255.02/1,453.46
6. Step 6: Final answer
   x = 1,355.56