Finding the Fourth Proportional to 10,000.59, 13,799.73 and 5,524.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,000.59 : 13,799.73 = 5,524.12 : x
2. Step 2: Convert to fraction form
   10,000.59/13,799.73 = 5,524.12/x
3. Step 3: Cross multiply
   10,000.59x = 13,799.73 × 5,524.12
4. Step 4: Simplify right side
   10,000.59x = 76,231,364.49
5. Step 5: Solve for x
   x = 76,231,364.49/10,000.59
6. Step 6: Final answer
   x = 7,622.69