Finding the Fourth Proportional to 76,363.24, 105,382.50 and 42,828.52

Step by Step Solution

1. Step 1: Write the proportion equation
   76,363.24 : 105,382.50 = 42,828.52 : x
2. Step 2: Convert to fraction form
   76,363.24/105,382.50 = 42,828.52/x
3. Step 3: Cross multiply
   76,363.24x = 105,382.50 × 42,828.52
4. Step 4: Simplify right side
   76,363.24x = 4,513,376,508.90
5. Step 5: Solve for x
   x = 4,513,376,508.90/76,363.24
6. Step 6: Final answer
   x = 59,104.05