Finding the Fourth Proportional to 25,100.38, 34,639.35 and 13,770.81

Step by Step Solution

1. Step 1: Write the proportion equation
   25,100.38 : 34,639.35 = 13,770.81 : x
2. Step 2: Convert to fraction form
   25,100.38/34,639.35 = 13,770.81/x
3. Step 3: Cross multiply
   25,100.38x = 34,639.35 × 13,770.81
4. Step 4: Simplify right side
   25,100.38x = 477,011,855.73
5. Step 5: Solve for x
   x = 477,011,855.73/25,100.38
6. Step 6: Final answer
   x = 19,004.17