Finding the Fourth Proportional to 10,972.50, 16,450.52 and 3,572.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,972.50 : 16,450.52 = 3,572.57 : x
2. Step 2: Convert to fraction form
   10,972.50/16,450.52 = 3,572.57/x
3. Step 3: Cross multiply
   10,972.50x = 16,450.52 × 3,572.57
4. Step 4: Simplify right side
   10,972.50x = 58,770,534.12
5. Step 5: Solve for x
   x = 58,770,534.12/10,972.50
6. Step 6: Final answer
   x = 5,356.17