Finding the Fourth Proportional to 93,682.72, 140,524.32 and 38,278.72

Step by Step Solution

1. Step 1: Write the proportion equation
   93,682.72 : 140,524.32 = 38,278.72 : x
2. Step 2: Convert to fraction form
   93,682.72/140,524.32 = 38,278.72/x
3. Step 3: Cross multiply
   93,682.72x = 140,524.32 × 38,278.72
4. Step 4: Simplify right side
   93,682.72x = 5,379,091,098.47
5. Step 5: Solve for x
   x = 5,379,091,098.47/93,682.72
6. Step 6: Final answer
   x = 57,418.18