Finding the Fourth Proportional to 11,764.02, 17,650.62 and 5,185.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,764.02 : 17,650.62 = 5,185.56 : x
2. Step 2: Convert to fraction form
   11,764.02/17,650.62 = 5,185.56/x
3. Step 3: Cross multiply
   11,764.02x = 17,650.62 × 5,185.56
4. Step 4: Simplify right side
   11,764.02x = 91,528,349.05
5. Step 5: Solve for x
   x = 91,528,349.05/11,764.02
6. Step 6: Final answer
   x = 7,780.36