Finding the Fourth Proportional to 30,300.75, 41,808.69 and 17,553.17

Step by Step Solution

1. Step 1: Write the proportion equation
   30,300.75 : 41,808.69 = 17,553.17 : x
2. Step 2: Convert to fraction form
   30,300.75/41,808.69 = 17,553.17/x
3. Step 3: Cross multiply
   30,300.75x = 41,808.69 × 17,553.17
4. Step 4: Simplify right side
   30,300.75x = 733,875,147.57
5. Step 5: Solve for x
   x = 733,875,147.57/30,300.75
6. Step 6: Final answer
   x = 24,219.70