Finding the Fourth Proportional to 40,429.94, 60,654.83 and 12,350.48

Step by Step Solution

1. Step 1: Write the proportion equation
   40,429.94 : 60,654.83 = 12,350.48 : x
2. Step 2: Convert to fraction form
   40,429.94/60,654.83 = 12,350.48/x
3. Step 3: Cross multiply
   40,429.94x = 60,654.83 × 12,350.48
4. Step 4: Simplify right side
   40,429.94x = 749,115,899.79
5. Step 5: Solve for x
   x = 749,115,899.79/40,429.94
6. Step 6: Final answer
   x = 18,528.74