Finding the Fourth Proportional to 31,604.63, 43,610.54 and 17,457.57

Step by Step Solution

1. Step 1: Write the proportion equation
   31,604.63 : 43,610.54 = 17,457.57 : x
2. Step 2: Convert to fraction form
   31,604.63/43,610.54 = 17,457.57/x
3. Step 3: Cross multiply
   31,604.63x = 43,610.54 × 17,457.57
4. Step 4: Simplify right side
   31,604.63x = 761,333,967.50
5. Step 5: Solve for x
   x = 761,333,967.50/31,604.63
6. Step 6: Final answer
   x = 24,089.32