Finding the Fourth Proportional to 40,099.22, 55,338.89 and 23,106.12

Step by Step Solution

1. Step 1: Write the proportion equation
   40,099.22 : 55,338.89 = 23,106.12 : x
2. Step 2: Convert to fraction form
   40,099.22/55,338.89 = 23,106.12/x
3. Step 3: Cross multiply
   40,099.22x = 55,338.89 × 23,106.12
4. Step 4: Simplify right side
   40,099.22x = 1,278,666,917.48
5. Step 5: Solve for x
   x = 1,278,666,917.48/40,099.22
6. Step 6: Final answer
   x = 31,887.58