Finding the Fourth Proportional to 78,304.03, 108,059.63 and 42,494.04

Step by Step Solution

1. Step 1: Write the proportion equation
   78,304.03 : 108,059.63 = 42,494.04 : x
2. Step 2: Convert to fraction form
   78,304.03/108,059.63 = 42,494.04/x
3. Step 3: Cross multiply
   78,304.03x = 108,059.63 × 42,494.04
4. Step 4: Simplify right side
   78,304.03x = 4,591,890,239.61
5. Step 5: Solve for x
   x = 4,591,890,239.61/78,304.03
6. Step 6: Final answer
   x = 58,641.82