Finding the Fourth Proportional to 11,590.82, 15,997.60 and 7,611.83

Step by Step Solution

1. Step 1: Write the proportion equation
   11,590.82 : 15,997.60 = 7,611.83 : x
2. Step 2: Convert to fraction form
   11,590.82/15,997.60 = 7,611.83/x
3. Step 3: Cross multiply
   11,590.82x = 15,997.60 × 7,611.83
4. Step 4: Simplify right side
   11,590.82x = 121,771,011.61
5. Step 5: Solve for x
   x = 121,771,011.61/11,590.82
6. Step 6: Final answer
   x = 10,505.82