Finding the Fourth Proportional to 76,029.57, 104,919.17 and 42,036.75

Step by Step Solution

1. Step 1: Write the proportion equation
   76,029.57 : 104,919.17 = 42,036.75 : x
2. Step 2: Convert to fraction form
   76,029.57/104,919.17 = 42,036.75/x
3. Step 3: Cross multiply
   76,029.57x = 104,919.17 × 42,036.75
4. Step 4: Simplify right side
   76,029.57x = 4,410,460,709.31
5. Step 5: Solve for x
   x = 4,410,460,709.31/76,029.57
6. Step 6: Final answer
   x = 58,009.81