Finding the Fourth Proportional to 11,502.84, 17,242.29 and 7,805.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,502.84 : 17,242.29 = 7,805.37 : x
2. Step 2: Convert to fraction form
   11,502.84/17,242.29 = 7,805.37/x
3. Step 3: Cross multiply
   11,502.84x = 17,242.29 × 7,805.37
4. Step 4: Simplify right side
   11,502.84x = 134,582,453.10
5. Step 5: Solve for x
   x = 134,582,453.10/11,502.84
6. Step 6: Final answer
   x = 11,699.93