Finding the Fourth Proportional to 78,069.25, 117,107.12 and 22,665.25

Step by Step Solution

1. Step 1: Write the proportion equation
   78,069.25 : 117,107.12 = 22,665.25 : x
2. Step 2: Convert to fraction form
   78,069.25/117,107.12 = 22,665.25/x
3. Step 3: Cross multiply
   78,069.25x = 117,107.12 × 22,665.25
4. Step 4: Simplify right side
   78,069.25x = 2,654,262,151.58
5. Step 5: Solve for x
   x = 2,654,262,151.58/78,069.25
6. Step 6: Final answer
   x = 33,998.82