Finding the Fourth Proportional to 76,251.39, 105,234.27 and 42,267.24

Step by Step Solution

1. Step 1: Write the proportion equation
   76,251.39 : 105,234.27 = 42,267.24 : x
2. Step 2: Convert to fraction form
   76,251.39/105,234.27 = 42,267.24/x
3. Step 3: Cross multiply
   76,251.39x = 105,234.27 × 42,267.24
4. Step 4: Simplify right side
   76,251.39x = 4,447,962,146.31
5. Step 5: Solve for x
   x = 4,447,962,146.31/76,251.39
6. Step 6: Final answer
   x = 58,332.87