Finding the Fourth Proportional to 72,796.27, 109,220.67 and 25,418.34

Step by Step Solution

1. Step 1: Write the proportion equation
   72,796.27 : 109,220.67 = 25,418.34 : x
2. Step 2: Convert to fraction form
   72,796.27/109,220.67 = 25,418.34/x
3. Step 3: Cross multiply
   72,796.27x = 109,220.67 × 25,418.34
4. Step 4: Simplify right side
   72,796.27x = 2,776,207,451.89
5. Step 5: Solve for x
   x = 2,776,207,451.89/72,796.27
6. Step 6: Final answer
   x = 38,136.67