Finding the Fourth Proportional to 25,667.92, 35,411.80 and 15,053.68

Step by Step Solution

1. Step 1: Write the proportion equation
   25,667.92 : 35,411.80 = 15,053.68 : x
2. Step 2: Convert to fraction form
   25,667.92/35,411.80 = 15,053.68/x
3. Step 3: Cross multiply
   25,667.92x = 35,411.80 × 15,053.68
4. Step 4: Simplify right side
   25,667.92x = 533,077,905.42
5. Step 5: Solve for x
   x = 533,077,905.42/25,667.92
6. Step 6: Final answer
   x = 20,768.25