Finding the Fourth Proportional to 17,322.72, 25,973.24 and 7,322.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,322.72 : 25,973.24 = 7,322.30 : x
2. Step 2: Convert to fraction form
   17,322.72/25,973.24 = 7,322.30/x
3. Step 3: Cross multiply
   17,322.72x = 25,973.24 × 7,322.30
4. Step 4: Simplify right side
   17,322.72x = 190,183,688.77
5. Step 5: Solve for x
   x = 190,183,688.77/17,322.72
6. Step 6: Final answer
   x = 10,978.86