Finding the Fourth Proportional to 1,453.68, 2,006.00 and 790.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,453.68 : 2,006.00 = 790.54 : x
2. Step 2: Convert to fraction form
   1,453.68/2,006.00 = 790.54/x
3. Step 3: Cross multiply
   1,453.68x = 2,006.00 × 790.54
4. Step 4: Simplify right side
   1,453.68x = 1,585,814.27
5. Step 5: Solve for x
   x = 1,585,814.27/1,453.68
6. Step 6: Final answer
   x = 1,090.90