Finding the Fourth Proportional to 31,528.87, 43,510.17 and 17,382.22

Step by Step Solution

1. Step 1: Write the proportion equation
   31,528.87 : 43,510.17 = 17,382.22 : x
2. Step 2: Convert to fraction form
   31,528.87/43,510.17 = 17,382.22/x
3. Step 3: Cross multiply
   31,528.87x = 43,510.17 × 17,382.22
4. Step 4: Simplify right side
   31,528.87x = 756,303,303.59
5. Step 5: Solve for x
   x = 756,303,303.59/31,528.87
6. Step 6: Final answer
   x = 23,987.65