Finding the Fourth Proportional to 76,333.87, 105,337.88 and 42,797.71

Step by Step Solution

1. Step 1: Write the proportion equation
   76,333.87 : 105,337.88 = 42,797.71 : x
2. Step 2: Convert to fraction form
   76,333.87/105,337.88 = 42,797.71/x
3. Step 3: Cross multiply
   76,333.87x = 105,337.88 × 42,797.71
4. Step 4: Simplify right side
   76,333.87x = 4,508,219,513.57
5. Step 5: Solve for x
   x = 4,508,219,513.57/76,333.87
6. Step 6: Final answer
   x = 59,059.23