Finding the Fourth Proportional to 57,870.28, 86,854.58 and 41,270.96

Step by Step Solution

1. Step 1: Write the proportion equation
   57,870.28 : 86,854.58 = 41,270.96 : x
2. Step 2: Convert to fraction form
   57,870.28/86,854.58 = 41,270.96/x
3. Step 3: Cross multiply
   57,870.28x = 86,854.58 × 41,270.96
4. Step 4: Simplify right side
   57,870.28x = 3,584,571,897.00
5. Step 5: Solve for x
   x = 3,584,571,897.00/57,870.28
6. Step 6: Final answer
   x = 61,941.50