Finding the Fourth Proportional to 10,189.51, 15,278.18 and 3,523.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,189.51 : 15,278.18 = 3,523.82 : x
2. Step 2: Convert to fraction form
   10,189.51/15,278.18 = 3,523.82/x
3. Step 3: Cross multiply
   10,189.51x = 15,278.18 × 3,523.82
4. Step 4: Simplify right side
   10,189.51x = 53,837,538.63
5. Step 5: Solve for x
   x = 53,837,538.63/10,189.51
6. Step 6: Final answer
   x = 5,283.63