Finding the Fourth Proportional to 11,340.63, 17,005.08 and 5,095.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,340.63 : 17,005.08 = 5,095.31 : x
2. Step 2: Convert to fraction form
   11,340.63/17,005.08 = 5,095.31/x
3. Step 3: Cross multiply
   11,340.63x = 17,005.08 × 5,095.31
4. Step 4: Simplify right side
   11,340.63x = 86,646,069.15
5. Step 5: Solve for x
   x = 86,646,069.15/11,340.63
6. Step 6: Final answer
   x = 7,640.32