Finding the Fourth Proportional to 31,189.59, 43,045.70 and 17,758.17

Step by Step Solution

1. Step 1: Write the proportion equation
   31,189.59 : 43,045.70 = 17,758.17 : x
2. Step 2: Convert to fraction form
   31,189.59/43,045.70 = 17,758.17/x
3. Step 3: Cross multiply
   31,189.59x = 43,045.70 × 17,758.17
4. Step 4: Simplify right side
   31,189.59x = 764,412,769.58
5. Step 5: Solve for x
   x = 764,412,769.58/31,189.59
6. Step 6: Final answer
   x = 24,508.59