Finding the Fourth Proportional to 12,927.33, 17,840.79 and 7,623.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,927.33 : 17,840.79 = 7,623.18 : x
2. Step 2: Convert to fraction form
   12,927.33/17,840.79 = 7,623.18/x
3. Step 3: Cross multiply
   12,927.33x = 17,840.79 × 7,623.18
4. Step 4: Simplify right side
   12,927.33x = 136,003,553.51
5. Step 5: Solve for x
   x = 136,003,553.51/12,927.33
6. Step 6: Final answer
   x = 10,520.62