Finding the Fourth Proportional to 169,196.59, 253,817.38 and 79,227.02

Step by Step Solution

1. Step 1: Write the proportion equation
   169,196.59 : 253,817.38 = 79,227.02 : x
2. Step 2: Convert to fraction form
   169,196.59/253,817.38 = 79,227.02/x
3. Step 3: Cross multiply
   169,196.59x = 253,817.38 × 79,227.02
4. Step 4: Simplify right side
   169,196.59x = 20,109,193,590.53
5. Step 5: Solve for x
   x = 20,109,193,590.53/169,196.59
6. Step 6: Final answer
   x = 118,851.06