Finding the Fourth Proportional to 76,028, 104,921.88 and 42,494

Step by Step Solution

1. Step 1: Write the proportion equation
   76,028 : 104,921.88 = 42,494 : x
2. Step 2: Convert to fraction form
   76,028/104,921.88 = 42,494/x
3. Step 3: Cross multiply
   76,028x = 104,921.88 × 42,494
4. Step 4: Simplify right side
   76,028x = 4,458,550,368.72
5. Step 5: Solve for x
   x = 4,458,550,368.72/76,028
6. Step 6: Final answer
   x = 58,643.53