Finding the Fourth Proportional to 42,008.48, 57,971.88 and 23,145.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,008.48 : 57,971.88 = 23,145.60 : x
2. Step 2: Convert to fraction form
   42,008.48/57,971.88 = 23,145.60/x
3. Step 3: Cross multiply
   42,008.48x = 57,971.88 × 23,145.60
4. Step 4: Simplify right side
   42,008.48x = 1,341,793,945.73
5. Step 5: Solve for x
   x = 1,341,793,945.73/42,008.48
6. Step 6: Final answer
   x = 31,941.03