Finding the Fourth Proportional to 11,865.54, 17,803.52 and 5,630.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,865.54 : 17,803.52 = 5,630.06 : x
2. Step 2: Convert to fraction form
   11,865.54/17,803.52 = 5,630.06/x
3. Step 3: Cross multiply
   11,865.54x = 17,803.52 × 5,630.06
4. Step 4: Simplify right side
   11,865.54x = 100,234,885.81
5. Step 5: Solve for x
   x = 100,234,885.81/11,865.54
6. Step 6: Final answer
   x = 8,447.56