Finding the Fourth Proportional to 117,822.83, 162,406.46 and 79,570.15

Step by Step Solution

1. Step 1: Write the proportion equation
   117,822.83 : 162,406.46 = 79,570.15 : x
2. Step 2: Convert to fraction form
   117,822.83/162,406.46 = 79,570.15/x
3. Step 3: Cross multiply
   117,822.83x = 162,406.46 × 79,570.15
4. Step 4: Simplify right side
   117,822.83x = 12,922,706,383.17
5. Step 5: Solve for x
   x = 12,922,706,383.17/117,822.83
6. Step 6: Final answer
   x = 109,679.14