Finding the Fourth Proportional to 76,474.62, 105,551.83 and 42,494.76

Step by Step Solution

1. Step 1: Write the proportion equation
   76,474.62 : 105,551.83 = 42,494.76 : x
2. Step 2: Convert to fraction form
   76,474.62/105,551.83 = 42,494.76/x
3. Step 3: Cross multiply
   76,474.62x = 105,551.83 × 42,494.76
4. Step 4: Simplify right side
   76,474.62x = 4,485,399,683.41
5. Step 5: Solve for x
   x = 4,485,399,683.41/76,474.62
6. Step 6: Final answer
   x = 58,652.13