Finding the Fourth Proportional to 11,802.06, 16,271.72 and 9,669.74

Step by Step Solution

1. Step 1: Write the proportion equation
   11,802.06 : 16,271.72 = 9,669.74 : x
2. Step 2: Convert to fraction form
   11,802.06/16,271.72 = 9,669.74/x
3. Step 3: Cross multiply
   11,802.06x = 16,271.72 × 9,669.74
4. Step 4: Simplify right side
   11,802.06x = 157,343,208.31
5. Step 5: Solve for x
   x = 157,343,208.31/11,802.06
6. Step 6: Final answer
   x = 13,331.84