Finding the Fourth Proportional to 76,361.46, 105,375.18 and 42,369.56

Step by Step Solution

1. Step 1: Write the proportion equation
   76,361.46 : 105,375.18 = 42,369.56 : x
2. Step 2: Convert to fraction form
   76,361.46/105,375.18 = 42,369.56/x
3. Step 3: Cross multiply
   76,361.46x = 105,375.18 × 42,369.56
4. Step 4: Simplify right side
   76,361.46x = 4,464,700,011.52
5. Step 5: Solve for x
   x = 4,464,700,011.52/76,361.46
6. Step 6: Final answer
   x = 58,467.98