Finding the Fourth Proportional to 10,131.50, 15,196.48 and 3,558.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,131.50 : 15,196.48 = 3,558.13 : x
2. Step 2: Convert to fraction form
   10,131.50/15,196.48 = 3,558.13/x
3. Step 3: Cross multiply
   10,131.50x = 15,196.48 × 3,558.13
4. Step 4: Simplify right side
   10,131.50x = 54,071,051.38
5. Step 5: Solve for x
   x = 54,071,051.38/10,131.50
6. Step 6: Final answer
   x = 5,336.92