Finding the Fourth Proportional to 10,453.29, 15,679.89 and 3,703.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,453.29 : 15,679.89 = 3,703.86 : x
2. Step 2: Convert to fraction form
   10,453.29/15,679.89 = 3,703.86/x
3. Step 3: Cross multiply
   10,453.29x = 15,679.89 × 3,703.86
4. Step 4: Simplify right side
   10,453.29x = 58,076,117.38
5. Step 5: Solve for x
   x = 58,076,117.38/10,453.29
6. Step 6: Final answer
   x = 5,555.78