Finding the Fourth Proportional to 11,569.21, 15,962.00 and 7,091.33

Step by Step Solution

1. Step 1: Write the proportion equation
   11,569.21 : 15,962.00 = 7,091.33 : x
2. Step 2: Convert to fraction form
   11,569.21/15,962.00 = 7,091.33/x
3. Step 3: Cross multiply
   11,569.21x = 15,962.00 × 7,091.33
4. Step 4: Simplify right side
   11,569.21x = 113,191,694.19
5. Step 5: Solve for x
   x = 113,191,694.19/11,569.21
6. Step 6: Final answer
   x = 9,783.88