Finding the Fourth Proportional to 6,419.25, 9,630.50 and 1,802.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,419.25 : 9,630.50 = 1,802.25 : x
2. Step 2: Convert to fraction form
   6,419.25/9,630.50 = 1,802.25/x
3. Step 3: Cross multiply
   6,419.25x = 9,630.50 × 1,802.25
4. Step 4: Simplify right side
   6,419.25x = 17,356,559.61
5. Step 5: Solve for x
   x = 17,356,559.61/6,419.25
6. Step 6: Final answer
   x = 2,703.83