Finding the Fourth Proportional to 93,871.18, 140,804.34 and 31,541.68

Step by Step Solution

1. Step 1: Write the proportion equation
   93,871.18 : 140,804.34 = 31,541.68 : x
2. Step 2: Convert to fraction form
   93,871.18/140,804.34 = 31,541.68/x
3. Step 3: Cross multiply
   93,871.18x = 140,804.34 × 31,541.68
4. Step 4: Simplify right side
   93,871.18x = 4,441,205,434.89
5. Step 5: Solve for x
   x = 4,441,205,434.89/93,871.18
6. Step 6: Final answer
   x = 47,311.70