Finding the Fourth Proportional to 23,106.55, 31,886.31 and 13,034.84

Step by Step Solution

1. Step 1: Write the proportion equation
   23,106.55 : 31,886.31 = 13,034.84 : x
2. Step 2: Convert to fraction form
   23,106.55/31,886.31 = 13,034.84/x
3. Step 3: Cross multiply
   23,106.55x = 31,886.31 × 13,034.84
4. Step 4: Simplify right side
   23,106.55x = 415,632,949.04
5. Step 5: Solve for x
   x = 415,632,949.04/23,106.55
6. Step 6: Final answer
   x = 17,987.67