Finding the Fourth Proportional to 78,394.46, 108,184.56 and 42,584.18

Step by Step Solution

1. Step 1: Write the proportion equation
   78,394.46 : 108,184.56 = 42,584.18 : x
2. Step 2: Convert to fraction form
   78,394.46/108,184.56 = 42,584.18/x
3. Step 3: Cross multiply
   78,394.46x = 108,184.56 × 42,584.18
4. Step 4: Simplify right side
   78,394.46x = 4,606,950,776.26
5. Step 5: Solve for x
   x = 4,606,950,776.26/78,394.46
6. Step 6: Final answer
   x = 58,766.28