Finding the Fourth Proportional to 11,835.98, 17,766.23 and 8,719.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,835.98 : 17,766.23 = 8,719.50 : x
2. Step 2: Convert to fraction form
   11,835.98/17,766.23 = 8,719.50/x
3. Step 3: Cross multiply
   11,835.98x = 17,766.23 × 8,719.50
4. Step 4: Simplify right side
   11,835.98x = 154,912,642.49
5. Step 5: Solve for x
   x = 154,912,642.49/11,835.98
6. Step 6: Final answer
   x = 13,088.28