Finding the Fourth Proportional to 10,001.46, 13,802.17 and 5,525.21

Step by Step Solution

1. Step 1: Write the proportion equation
   10,001.46 : 13,802.17 = 5,525.21 : x
2. Step 2: Convert to fraction form
   10,001.46/13,802.17 = 5,525.21/x
3. Step 3: Cross multiply
   10,001.46x = 13,802.17 × 5,525.21
4. Step 4: Simplify right side
   10,001.46x = 76,259,934.30
5. Step 5: Solve for x
   x = 76,259,934.30/10,001.46
6. Step 6: Final answer
   x = 7,624.88