Finding the Fourth Proportional to 93,510.45, 140,215.82 and 40,858.29

Step by Step Solution

1. Step 1: Write the proportion equation
   93,510.45 : 140,215.82 = 40,858.29 : x
2. Step 2: Convert to fraction form
   93,510.45/140,215.82 = 40,858.29/x
3. Step 3: Cross multiply
   93,510.45x = 140,215.82 × 40,858.29
4. Step 4: Simplify right side
   93,510.45x = 5,728,978,431.86
5. Step 5: Solve for x
   x = 5,728,978,431.86/93,510.45
6. Step 6: Final answer
   x = 61,265.65