Finding the Fourth Proportional to 31,633.12, 43,653.72 and 17,485.84

Step by Step Solution

1. Step 1: Write the proportion equation
   31,633.12 : 43,653.72 = 17,485.84 : x
2. Step 2: Convert to fraction form
   31,633.12/43,653.72 = 17,485.84/x
3. Step 3: Cross multiply
   31,633.12x = 43,653.72 × 17,485.84
4. Step 4: Simplify right side
   31,633.12x = 763,321,963.32
5. Step 5: Solve for x
   x = 763,321,963.32/31,633.12
6. Step 6: Final answer
   x = 24,130.47