Finding the Fourth Proportional to 9,815.05, 14,726.48 and 3,575.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,815.05 : 14,726.48 = 3,575.49 : x
2. Step 2: Convert to fraction form
   9,815.05/14,726.48 = 3,575.49/x
3. Step 3: Cross multiply
   9,815.05x = 14,726.48 × 3,575.49
4. Step 4: Simplify right side
   9,815.05x = 52,654,381.98
5. Step 5: Solve for x
   x = 52,654,381.98/9,815.05
6. Step 6: Final answer
   x = 5,364.66