Finding the Fourth Proportional to 78,940.41, 108,939.33 and 43,132.63

Step by Step Solution

1. Step 1: Write the proportion equation
   78,940.41 : 108,939.33 = 43,132.63 : x
2. Step 2: Convert to fraction form
   78,940.41/108,939.33 = 43,132.63/x
3. Step 3: Cross multiply
   78,940.41x = 108,939.33 × 43,132.63
4. Step 4: Simplify right side
   78,940.41x = 4,698,839,813.34
5. Step 5: Solve for x
   x = 4,698,839,813.34/78,940.41
6. Step 6: Final answer
   x = 59,523.88