Finding the Fourth Proportional to 42,286.76, 58,300.41 and 36,381.86

Step by Step Solution

1. Step 1: Write the proportion equation
   42,286.76 : 58,300.41 = 36,381.86 : x
2. Step 2: Convert to fraction form
   42,286.76/58,300.41 = 36,381.86/x
3. Step 3: Cross multiply
   42,286.76x = 58,300.41 × 36,381.86
4. Step 4: Simplify right side
   42,286.76x = 2,121,077,354.56
5. Step 5: Solve for x
   x = 2,121,077,354.56/42,286.76
6. Step 6: Final answer
   x = 50,159.37