Finding the Fourth Proportional to 41,762.63, 57,708.78 and 30,412.37

Step by Step Solution

1. Step 1: Write the proportion equation
   41,762.63 : 57,708.78 = 30,412.37 : x
2. Step 2: Convert to fraction form
   41,762.63/57,708.78 = 30,412.37/x
3. Step 3: Cross multiply
   41,762.63x = 57,708.78 × 30,412.37
4. Step 4: Simplify right side
   41,762.63x = 1,755,060,769.61
5. Step 5: Solve for x
   x = 1,755,060,769.61/41,762.63
6. Step 6: Final answer
   x = 42,024.67