Finding the Fourth Proportional to 72,703.82, 109,072.08 and 25,321.10

Step by Step Solution

1. Step 1: Write the proportion equation
   72,703.82 : 109,072.08 = 25,321.10 : x
2. Step 2: Convert to fraction form
   72,703.82/109,072.08 = 25,321.10/x
3. Step 3: Cross multiply
   72,703.82x = 109,072.08 × 25,321.10
4. Step 4: Simplify right side
   72,703.82x = 2,761,825,044.89
5. Step 5: Solve for x
   x = 2,761,825,044.89/72,703.82
6. Step 6: Final answer
   x = 37,987.34