Finding the Fourth Proportional to 78,124.09, 117,167.55 and 33,726.55

Step by Step Solution

1. Step 1: Write the proportion equation
   78,124.09 : 117,167.55 = 33,726.55 : x
2. Step 2: Convert to fraction form
   78,124.09/117,167.55 = 33,726.55/x
3. Step 3: Cross multiply
   78,124.09x = 117,167.55 × 33,726.55
4. Step 4: Simplify right side
   78,124.09x = 3,951,657,233.45
5. Step 5: Solve for x
   x = 3,951,657,233.45/78,124.09
6. Step 6: Final answer
   x = 50,581.80