Finding the Fourth Proportional to 13,010.31, 17,954.06 and 7,345.17

Step by Step Solution

1. Step 1: Write the proportion equation
   13,010.31 : 17,954.06 = 7,345.17 : x
2. Step 2: Convert to fraction form
   13,010.31/17,954.06 = 7,345.17/x
3. Step 3: Cross multiply
   13,010.31x = 17,954.06 × 7,345.17
4. Step 4: Simplify right side
   13,010.31x = 131,875,586.16
5. Step 5: Solve for x
   x = 131,875,586.16/13,010.31
6. Step 6: Final answer
   x = 10,136.24