Finding the Fourth Proportional to 11,861.12, 17,796.84 and 5,625.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,861.12 : 17,796.84 = 5,625.50 : x
2. Step 2: Convert to fraction form
   11,861.12/17,796.84 = 5,625.50/x
3. Step 3: Cross multiply
   11,861.12x = 17,796.84 × 5,625.50
4. Step 4: Simplify right side
   11,861.12x = 100,116,123.42
5. Step 5: Solve for x
   x = 100,116,123.42/11,861.12
6. Step 6: Final answer
   x = 8,440.70