Finding the Fourth Proportional to 93,443.61, 140,185.61 and 30,270.09

Step by Step Solution

1. Step 1: Write the proportion equation
   93,443.61 : 140,185.61 = 30,270.09 : x
2. Step 2: Convert to fraction form
   93,443.61/140,185.61 = 30,270.09/x
3. Step 3: Cross multiply
   93,443.61x = 140,185.61 × 30,270.09
4. Step 4: Simplify right side
   93,443.61x = 4,243,430,880.05
5. Step 5: Solve for x
   x = 4,243,430,880.05/93,443.61
6. Step 6: Final answer
   x = 45,411.68