Finding the Fourth Proportional to 78,304.67, 108,060.50 and 42,494.68

Step by Step Solution

1. Step 1: Write the proportion equation
   78,304.67 : 108,060.50 = 42,494.68 : x
2. Step 2: Convert to fraction form
   78,304.67/108,060.50 = 42,494.68/x
3. Step 3: Cross multiply
   78,304.67x = 108,060.50 × 42,494.68
4. Step 4: Simplify right side
   78,304.67x = 4,591,996,204.23
5. Step 5: Solve for x
   x = 4,591,996,204.23/78,304.67
6. Step 6: Final answer
   x = 58,642.69