Finding the Fourth Proportional to 72,996.89, 109,297.47 and 37,862.73

Step by Step Solution

1. Step 1: Write the proportion equation
   72,996.89 : 109,297.47 = 37,862.73 : x
2. Step 2: Convert to fraction form
   72,996.89/109,297.47 = 37,862.73/x
3. Step 3: Cross multiply
   72,996.89x = 109,297.47 × 37,862.73
4. Step 4: Simplify right side
   72,996.89x = 4,138,300,525.30
5. Step 5: Solve for x
   x = 4,138,300,525.30/72,996.89
6. Step 6: Final answer
   x = 56,691.47