Finding the Fourth Proportional to 31,653, 43,682.51 and 17,505.86

Step by Step Solution

1. Step 1: Write the proportion equation
   31,653 : 43,682.51 = 17,505.86 : x
2. Step 2: Convert to fraction form
   31,653/43,682.51 = 17,505.86/x
3. Step 3: Cross multiply
   31,653x = 43,682.51 × 17,505.86
4. Step 4: Simplify right side
   31,653x = 764,699,729.86
5. Step 5: Solve for x
   x = 764,699,729.86/31,653
6. Step 6: Final answer
   x = 24,158.84