Finding the Fourth Proportional to 76,366.93, 105,406.38 and 42,843.73

Step by Step Solution

1. Step 1: Write the proportion equation
   76,366.93 : 105,406.38 = 42,843.73 : x
2. Step 2: Convert to fraction form
   76,366.93/105,406.38 = 42,843.73/x
3. Step 3: Cross multiply
   76,366.93x = 105,406.38 × 42,843.73
4. Step 4: Simplify right side
   76,366.93x = 4,516,002,485.00
5. Step 5: Solve for x
   x = 4,516,002,485.00/76,366.93
6. Step 6: Final answer
   x = 59,135.58