Finding the Fourth Proportional to 78,729.57, 118,083.30 and 22,574.46

Step by Step Solution

1. Step 1: Write the proportion equation
   78,729.57 : 118,083.30 = 22,574.46 : x
2. Step 2: Convert to fraction form
   78,729.57/118,083.30 = 22,574.46/x
3. Step 3: Cross multiply
   78,729.57x = 118,083.30 × 22,574.46
4. Step 4: Simplify right side
   78,729.57x = 2,665,666,732.52
5. Step 5: Solve for x
   x = 2,665,666,732.52/78,729.57
6. Step 6: Final answer
   x = 33,858.52