Finding the Fourth Proportional to 23,111.10, 34,638.80 and 10,613.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,111.10 : 34,638.80 = 10,613.88 : x
2. Step 2: Convert to fraction form
   23,111.10/34,638.80 = 10,613.88/x
3. Step 3: Cross multiply
   23,111.10x = 34,638.80 × 10,613.88
4. Step 4: Simplify right side
   23,111.10x = 367,652,066.54
5. Step 5: Solve for x
   x = 367,652,066.54/23,111.10
6. Step 6: Final answer
   x = 15,908.03