Finding the Fourth Proportional to 30,772.02, 42,467.72 and 17,344.54

Step by Step Solution

1. Step 1: Write the proportion equation
   30,772.02 : 42,467.72 = 17,344.54 : x
2. Step 2: Convert to fraction form
   30,772.02/42,467.72 = 17,344.54/x
3. Step 3: Cross multiply
   30,772.02x = 42,467.72 × 17,344.54
4. Step 4: Simplify right side
   30,772.02x = 736,583,068.25
5. Step 5: Solve for x
   x = 736,583,068.25/30,772.02
6. Step 6: Final answer
   x = 23,936.78