Finding the Fourth Proportional to 1,004.51, 1,386.17 and 562.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,004.51 : 1,386.17 = 562.33 : x
2. Step 2: Convert to fraction form
   1,004.51/1,386.17 = 562.33/x
3. Step 3: Cross multiply
   1,004.51x = 1,386.17 × 562.33
4. Step 4: Simplify right side
   1,004.51x = 779,484.98
5. Step 5: Solve for x
   x = 779,484.98/1,004.51
6. Step 6: Final answer
   x = 775.99