Finding the Fourth Proportional to 25,406.55, 38,102.82 and 10,613.01

Step by Step Solution

1. Step 1: Write the proportion equation
   25,406.55 : 38,102.82 = 10,613.01 : x
2. Step 2: Convert to fraction form
   25,406.55/38,102.82 = 10,613.01/x
3. Step 3: Cross multiply
   25,406.55x = 38,102.82 × 10,613.01
4. Step 4: Simplify right side
   25,406.55x = 404,385,609.69
5. Step 5: Solve for x
   x = 404,385,609.69/25,406.55
6. Step 6: Final answer
   x = 15,916.59