Finding the Fourth Proportional to 72,863.88, 109,300.20 and 22,945.60

Step by Step Solution

1. Step 1: Write the proportion equation
   72,863.88 : 109,300.20 = 22,945.60 : x
2. Step 2: Convert to fraction form
   72,863.88/109,300.20 = 22,945.60/x
3. Step 3: Cross multiply
   72,863.88x = 109,300.20 × 22,945.60
4. Step 4: Simplify right side
   72,863.88x = 2,507,958,669.12
5. Step 5: Solve for x
   x = 2,507,958,669.12/72,863.88
6. Step 6: Final answer
   x = 34,419.78