Finding the Fourth Proportional to 117,774.83, 162,514.54 and 79,617.38

Step by Step Solution

1. Step 1: Write the proportion equation
   117,774.83 : 162,514.54 = 79,617.38 : x
2. Step 2: Convert to fraction form
   117,774.83/162,514.54 = 79,617.38/x
3. Step 3: Cross multiply
   117,774.83x = 162,514.54 × 79,617.38
4. Step 4: Simplify right side
   117,774.83x = 12,938,981,886.71
5. Step 5: Solve for x
   x = 12,938,981,886.71/117,774.83
6. Step 6: Final answer
   x = 109,862.03