Finding the Fourth Proportional to 40,111.24, 60,180.53 and 12,031.98

Step by Step Solution

1. Step 1: Write the proportion equation
   40,111.24 : 60,180.53 = 12,031.98 : x
2. Step 2: Convert to fraction form
   40,111.24/60,180.53 = 12,031.98/x
3. Step 3: Cross multiply
   40,111.24x = 60,180.53 × 12,031.98
4. Step 4: Simplify right side
   40,111.24x = 724,090,933.35
5. Step 5: Solve for x
   x = 724,090,933.35/40,111.24
6. Step 6: Final answer
   x = 18,052.07