Finding the Fourth Proportional to 31,258.34, 43,136.62 and 17,111.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,258.34 : 43,136.62 = 17,111.18 : x
2. Step 2: Convert to fraction form
   31,258.34/43,136.62 = 17,111.18/x
3. Step 3: Cross multiply
   31,258.34x = 43,136.62 × 17,111.18
4. Step 4: Simplify right side
   31,258.34x = 738,118,534.48
5. Step 5: Solve for x
   x = 738,118,534.48/31,258.34
6. Step 6: Final answer
   x = 23,613.49