Finding the Fourth Proportional to 11,233.84, 15,507.67 and 7,256.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,233.84 : 15,507.67 = 7,256.89 : x
2. Step 2: Convert to fraction form
   11,233.84/15,507.67 = 7,256.89/x
3. Step 3: Cross multiply
   11,233.84x = 15,507.67 × 7,256.89
4. Step 4: Simplify right side
   11,233.84x = 112,537,398.43
5. Step 5: Solve for x
   x = 112,537,398.43/11,233.84
6. Step 6: Final answer
   x = 10,017.72