Finding the Fourth Proportional to 30,953.62, 42,667.56 and 25,908.94

Step by Step Solution

1. Step 1: Write the proportion equation
   30,953.62 : 42,667.56 = 25,908.94 : x
2. Step 2: Convert to fraction form
   30,953.62/42,667.56 = 25,908.94/x
3. Step 3: Cross multiply
   30,953.62x = 42,667.56 × 25,908.94
4. Step 4: Simplify right side
   30,953.62x = 1,105,471,251.99
5. Step 5: Solve for x
   x = 1,105,471,251.99/30,953.62
6. Step 6: Final answer
   x = 35,713.80