Finding the Fourth Proportional to 31,493, 43,459.68 and 17,345.96

Step by Step Solution

1. Step 1: Write the proportion equation
   31,493 : 43,459.68 = 17,345.96 : x
2. Step 2: Convert to fraction form
   31,493/43,459.68 = 17,345.96/x
3. Step 3: Cross multiply
   31,493x = 43,459.68 × 17,345.96
4. Step 4: Simplify right side
   31,493x = 753,849,870.89
5. Step 5: Solve for x
   x = 753,849,870.89/31,493
6. Step 6: Final answer
   x = 23,937.06