Finding the Fourth Proportional to 40,151.42, 55,416.72 and 23,166.63

Step by Step Solution

1. Step 1: Write the proportion equation
   40,151.42 : 55,416.72 = 23,166.63 : x
2. Step 2: Convert to fraction form
   40,151.42/55,416.72 = 23,166.63/x
3. Step 3: Cross multiply
   40,151.42x = 55,416.72 × 23,166.63
4. Step 4: Simplify right side
   40,151.42x = 1,283,818,648.05
5. Step 5: Solve for x
   x = 1,283,818,648.05/40,151.42
6. Step 6: Final answer
   x = 31,974.43