Finding the Fourth Proportional to 1,041.69, 1,437.77 and 710.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,041.69 : 1,437.77 = 710.25 : x
2. Step 2: Convert to fraction form
   1,041.69/1,437.77 = 710.25/x
3. Step 3: Cross multiply
   1,041.69x = 1,437.77 × 710.25
4. Step 4: Simplify right side
   1,041.69x = 1,021,172.59
5. Step 5: Solve for x
   x = 1,021,172.59/1,041.69
6. Step 6: Final answer
   x = 980.30