Finding the Fourth Proportional to 78,196.94, 117,268.95 and 25,593.38

Step by Step Solution

1. Step 1: Write the proportion equation
   78,196.94 : 117,268.95 = 25,593.38 : x
2. Step 2: Convert to fraction form
   78,196.94/117,268.95 = 25,593.38/x
3. Step 3: Cross multiply
   78,196.94x = 117,268.95 × 25,593.38
4. Step 4: Simplify right side
   78,196.94x = 3,001,308,799.55
5. Step 5: Solve for x
   x = 3,001,308,799.55/78,196.94
6. Step 6: Final answer
   x = 38,381.41