Finding the Fourth Proportional to 270,426.86, 405,706.72 and 92,936.42

Step by Step Solution

1. Step 1: Write the proportion equation
   270,426.86 : 405,706.72 = 92,936.42 : x
2. Step 2: Convert to fraction form
   270,426.86/405,706.72 = 92,936.42/x
3. Step 3: Cross multiply
   270,426.86x = 405,706.72 × 92,936.42
4. Step 4: Simplify right side
   270,426.86x = 37,704,930,908.67
5. Step 5: Solve for x
   x = 37,704,930,908.67/270,426.86
6. Step 6: Final answer
   x = 139,427.46