Finding the Fourth Proportional to 17,871.49, 26,808.18 and 4,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,871.49 : 26,808.18 = 4,723.50 : x
2. Step 2: Convert to fraction form
   17,871.49/26,808.18 = 4,723.50/x
3. Step 3: Cross multiply
   17,871.49x = 26,808.18 × 4,723.50
4. Step 4: Simplify right side
   17,871.49x = 126,628,414.61
5. Step 5: Solve for x
   x = 126,628,414.61/17,871.49
6. Step 6: Final answer
   x = 7,085.50