Finding the Fourth Proportional to 11,538.06, 17,322.43 and 7,802.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,538.06 : 17,322.43 = 7,802.39 : x
2. Step 2: Convert to fraction form
   11,538.06/17,322.43 = 7,802.39/x
3. Step 3: Cross multiply
   11,538.06x = 17,322.43 × 7,802.39
4. Step 4: Simplify right side
   11,538.06x = 135,156,335.10
5. Step 5: Solve for x
   x = 135,156,335.10/11,538.06
6. Step 6: Final answer
   x = 11,713.96