Finding the Fourth Proportional to 93,684.72, 140,527.32 and 38,280.72

Step by Step Solution

1. Step 1: Write the proportion equation
   93,684.72 : 140,527.32 = 38,280.72 : x
2. Step 2: Convert to fraction form
   93,684.72/140,527.32 = 38,280.72/x
3. Step 3: Cross multiply
   93,684.72x = 140,527.32 × 38,280.72
4. Step 4: Simplify right side
   93,684.72x = 5,379,486,989.27
5. Step 5: Solve for x
   x = 5,379,486,989.27/93,684.72
6. Step 6: Final answer
   x = 57,421.18