Finding the Fourth Proportional to 10,191.51, 15,281.17 and 3,525.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191.51 : 15,281.17 = 3,525.82 : x
2. Step 2: Convert to fraction form
   10,191.51/15,281.17 = 3,525.82/x
3. Step 3: Cross multiply
   10,191.51x = 15,281.17 × 3,525.82
4. Step 4: Simplify right side
   10,191.51x = 53,878,654.81
5. Step 5: Solve for x
   x = 53,878,654.81/10,191.51
6. Step 6: Final answer
   x = 5,286.62