Finding the Fourth Proportional to 11,809.64, 17,725.38 and 5,970.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,809.64 : 17,725.38 = 5,970.32 : x
2. Step 2: Convert to fraction form
   11,809.64/17,725.38 = 5,970.32/x
3. Step 3: Cross multiply
   11,809.64x = 17,725.38 × 5,970.32
4. Step 4: Simplify right side
   11,809.64x = 105,826,190.72
5. Step 5: Solve for x
   x = 105,826,190.72/11,809.64
6. Step 6: Final answer
   x = 8,961.00