Finding the Fourth Proportional to 10,002.42, 13,803.21 and 5,526.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,002.42 : 13,803.21 = 5,526.09 : x
2. Step 2: Convert to fraction form
   10,002.42/13,803.21 = 5,526.09/x
3. Step 3: Cross multiply
   10,002.42x = 13,803.21 × 5,526.09
4. Step 4: Simplify right side
   10,002.42x = 76,277,780.75
5. Step 5: Solve for x
   x = 76,277,780.75/10,002.42
6. Step 6: Final answer
   x = 7,625.93