Finding the Fourth Proportional to 11,783.52, 17,671.50 and 11,007

Step by Step Solution

1. Step 1: Write the proportion equation
   11,783.52 : 17,671.50 = 11,007 : x
2. Step 2: Convert to fraction form
   11,783.52/17,671.50 = 11,007/x
3. Step 3: Cross multiply
   11,783.52x = 17,671.50 × 11,007
4. Step 4: Simplify right side
   11,783.52x = 194,510,200.50
5. Step 5: Solve for x
   x = 194,510,200.50/11,783.52
6. Step 6: Final answer
   x = 16,506.97