Finding the Fourth Proportional to 10,419.04, 14,378.26 and 5,703.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,419.04 : 14,378.26 = 5,703.32 : x
2. Step 2: Convert to fraction form
   10,419.04/14,378.26 = 5,703.32/x
3. Step 3: Cross multiply
   10,419.04x = 14,378.26 × 5,703.32
4. Step 4: Simplify right side
   10,419.04x = 82,003,817.82
5. Step 5: Solve for x
   x = 82,003,817.82/10,419.04
6. Step 6: Final answer
   x = 7,870.57