Finding the Fourth Proportional to 10,418.74, 14,377.90 and 5,703.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,418.74 : 14,377.90 = 5,703.46 : x
2. Step 2: Convert to fraction form
   10,418.74/14,377.90 = 5,703.46/x
3. Step 3: Cross multiply
   10,418.74x = 14,377.90 × 5,703.46
4. Step 4: Simplify right side
   10,418.74x = 82,003,777.53
5. Step 5: Solve for x
   x = 82,003,777.53/10,418.74
6. Step 6: Final answer
   x = 7,870.80