Finding the Fourth Proportional to 31,075.52, 42,884.49 and 17,647.05

Step by Step Solution

1. Step 1: Write the proportion equation
   31,075.52 : 42,884.49 = 17,647.05 : x
2. Step 2: Convert to fraction form
   31,075.52/42,884.49 = 17,647.05/x
3. Step 3: Cross multiply
   31,075.52x = 42,884.49 × 17,647.05
4. Step 4: Simplify right side
   31,075.52x = 756,784,739.25
5. Step 5: Solve for x
   x = 756,784,739.25/31,075.52
6. Step 6: Final answer
   x = 24,353.09