Finding the Fourth Proportional to 40,108.93, 55,356.17 and 23,109.89

Step by Step Solution

1. Step 1: Write the proportion equation
   40,108.93 : 55,356.17 = 23,109.89 : x
2. Step 2: Convert to fraction form
   40,108.93/55,356.17 = 23,109.89/x
3. Step 3: Cross multiply
   40,108.93x = 55,356.17 × 23,109.89
4. Step 4: Simplify right side
   40,108.93x = 1,279,275,022.36
5. Step 5: Solve for x
   x = 1,279,275,022.36/40,108.93
6. Step 6: Final answer
   x = 31,895.01